Chapter 2 Test

Posljednje ažuriranje over 5 years ago

MULTIPLE CHOICE

-Complete the following questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)

COMPLETION

-Complete the following questions by selecting the correct answer from the word bank. Misspelled words will be marked as incorrect. Some answers may be used more than once, others may not be used at all. (2 pts. each)

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

MATCHING

-Complete the following matching questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)

SHORT ANSWER

-Write in complete sentences to answer the following questions. One or two word responses will earn NO credit. Logically connect your thoughts and answer the question that is asked, not the question you think has been asked! (2 pts. each)

Do NOT forget to turn in this assignment on Google Classroom after you have submitted it here! No credit will be awarded for unsubmitted assignments.

Chapter 2 Test

Posljednje ažuriranje over 5 years ago

MULTIPLE CHOICE

-Complete the following questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)

Which of the following statements is true about an object's weight but NOT about its mass?

A It may vary depending on the object's location.

B It is a measure of the amount of matter in an object.

C It is measured in kilograms (kg) or grams (g).

D It would be same on the moon as it is on Earth.

What kinds of changes in substances are always physical changes?

A Changes of state from solid to liquid to gas and back.

B Changes that result in new substances being formed.

C Changes that change the identity of the substance.

D Changes that change the density of the substance.

Why are chemical properties harder to observe than physical properties?

A Chemical properties change the substance's identity.

B Chemical properties depend on the size of the sample.

C Physical properties cannot be observed and measured.

D Physical properties change the identity of a substance.

What is the BEST way to tell if a chemical change has taken place?

A The matter changes color.

B The change is reversible.

C A mixture separates into layers.

D A composition changes.

Which of the following is NOT the result of a chemical change?

A soured milk

B rusted metal

C ground flour

D digested food

Which of the following is a chemical property of matter?

A solubility

B volume

C density

D reactivity

What makes characteristic properties useful to scientists?

A They can be either physical or chemical.

B They can used to identify matter.

C They are easy to observe and measure.

D Sample size does not matter.

Melting crayons is an example of a

A physical property.

B physical change.

C chemical property.

D chemical change.

Which of the following units would be best for describing the volume of mercury (Hg) liquid used in an experiment?

A grams or kilograms

B meters or centimeters

C liters or milliliters

D newtons

Which of the following events is NOT a common sign that a chemical change has taken place?

A change in color or odor

B change in state

C foaming or bubbling

D production of heat or light

What unit of density would be appropriate to describe a solid bar of silver?

A g/mL

B g/cm³

C oz/ft³

D kg/L

Which physical property of matter describes the relationship between mass & volume?

A density

B ductility

C reactivity

D weight

Malleability is an example of a

A physical property.

B physical change.

C chemical property.

D chemical change.

Which of the following is NOT a physical property of matter?

A ductility

B color

C thermal conductivity

D reactivity with water

During physical changes, matter always retains its

A size.

B identity.

C state.

D texture.

Which of the following signs does NOT indicate that a chemical change has happened?

A a change in state

B a change in color or odor

C foaming or bubbling

D production of heat or light

What units would you use to measure solid volume in an experiment?

A grams or kilograms

B m³ or cm³

C newtons

D liters or milliliters

Which of these phrases describes the results of a chemical change?

A gold nuggets not burning

B reactivity with oxygen (O₂)

C charred wood, ash & smoke

D a bent auto fender

Why would dissolving salt in water be considered a physical change?

A The salt disappears forever.

B The water tastes salty.

C The salt changes its state.

D The salt returns if the mixture is heated.

How can you tell that baking a cake produces a chemical change?

A It produces changes of state in the ingredients.

B It combines the ingredients to form new substances.

C It causes changes that are reversible.

D It changes physical properties such as color and odor.

How can you tell that the electrolysis of water produces a chemical change?

A It is a reversible reaction.

B It produces a change of state.

C It requires heat to produce changes.

D It changes the composition of matter.

A cube has a density of 2.7 g/cm³. What substance is the cube made of?

A aluminum

B ice

C pyrite

D wood

What substance has a density more than 13 times greater than water?

A ice

B silver

C aluminum

D mercury

Why will ice float on top of liquid water?

A Ice has a lower density than water.

B Ice has a higher density than water.

C Ice is a solid.

D Ice is colder than water.

What is the densest solid shown in the table?

A mercury

B silver

C zinc

D pyrite

COMPLETION

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

Because of __________________, all objects tend to resist a change in motion.

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

The physical property of matter that describes the relationship between mass & volume is ______________________.

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

One way to learn about the _______________________ properties of a substance is to observe what new substances form during a reaction.

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

Things with ___________________ cannot share the same place at the same time.

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

A chemical _________________________ describes which changes are possible for a substance.

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

The amount of matter in an object is its ___________________.

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

The S.I. unit for mass is the _________________________.

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

If you know an object's mass, you can figure out its _______________________ on Earth.

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

The tendency of an object to resist a change in its motion is ___________________________.

weight, density, physical change, chemical change, physical, mass, volume, inertia, chemical, property, change, milliliters, kilogram,

You could use ________________________ to measure the volume of a soft drink can.

MATCHING

-Complete the following matching questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)

The ability of a substance to burn.

Changes in matter that do not change the composition of the substance.

The ability of two or more substances to combine to form other substances.

The saltiness of seawater is the result of this property.

This is the mass per unit of volume of any substance.

This is the physical form in which a substance exists.

This is the type of matter that makes up an object and the way it is arranged.

The breakdown of water to form two gases is the result of this process.

This is the tendency of a substance to resist changes in its motion.

This is the rate at which a substance conducts heat.

SHORT ANSWER

Explain why volume & mass are NOT characteristic properties of matter.

Explain how you would measure the volume of an irregular solid such as a rock. Be Specific and detailed. Do NOT simply name the procedeure!

Suppose you had two bricks with exactly the same volume, one made from clay and the other made from plastic foam (painted to look like stone). Explain how you could use inertia to tell which brick has the most mass.

Describe two physical and two chemical properties of an ice cube.

What physical property do a wood block, copper tubing, an ice cube, a bar of silver, and a lead fishing weight have in common? What physical property of matter could you use to tell them apart?

Do NOT forget to turn in this assignment on Google Classroom after you have submitted it here! No credit will be awarded for unsubmitted assignments.

Chapter 2 Test

Chapter 2 Test

Which of the following statements is true about an object's weight but NOT about its mass?

What kinds of changes in substances are always physical changes?

Why are chemical properties harder to observe than physical properties?

What is the BEST way to tell if a chemical change has taken place?

Which of the following is NOT the result of a chemical change?

Which of the following is a chemical property of matter?

What makes characteristic properties useful to scientists?

Melting crayons is an example of a

Which of the following units would be best for describing the volume of mercury (Hg) liquid used in an experiment?

Which of the following events is NOT a common sign that a chemical change has taken place?

What unit of density would be appropriate to describe a solid bar of silver?

Which physical property of matter describes the relationship between mass & volume?

Malleability is an example of a

Which of the following is NOT a physical property of matter?

During physical changes, matter always retains its

Which of the following signs does NOT indicate that a chemical change has happened?

What units would you use to measure solid volume in an experiment?

Which of these phrases describes the results of a chemical change?

Why would dissolving salt in water be considered a physical change?

How can you tell that baking a cake produces a chemical change?

How can you tell that the electrolysis of water produces a chemical change?

A cube has a density of 2.7 g/cm3. What substance is the cube made of?

What substance has a density more than 13 times greater than water?

Why will ice float on top of liquid water?

What is the densest solid shown in the table?

Because of __________________, all objects tend to resist a change in motion.

The physical property of matter that describes the relationship between mass & volume is ______________________.

One way to learn about the _______________________ properties of a substance is to observe what new substances form during a reaction.

Things with ___________________ cannot share the same place at the same time.

A chemical _________________________ describes which changes are possible for a substance.

The amount of matter in an object is its ___________________.

The S.I. unit for mass is the _________________________.

If you know an object's mass, you can figure out its _______________________ on Earth.

The tendency of an object to resist a change in its motion is ___________________________.

You could use ________________________ to measure the volume of a soft drink can.

The ability of a substance to burn.

Changes in matter that do not change the composition of the substance.

The ability of two or more substances to combine to form other substances.

The saltiness of seawater is the result of this property.

This is the mass per unit of volume of any substance.

This is the physical form in which a substance exists.

This is the type of matter that makes up an object and the way it is arranged.

The breakdown of water to form two gases is the result of this process.

This is the tendency of a substance to resist changes in its motion.

This is the rate at which a substance conducts heat.

Explain why volume & mass are NOT characteristic properties of matter.

Explain how you would measure the volume of an irregular solid such as a rock. Be Specific and detailed. Do NOT simply name the procedeure!

Suppose you had two bricks with exactly the same volume, one made from clay and the other made from plastic foam (painted to look like stone). Explain how you could use inertia to tell which brick has the most mass.

Describe two physical and two chemical properties of an ice cube.

What physical property do a wood block, copper tubing, an ice cube, a bar of silver, and a lead fishing weight have in common? What physical property of matter could you use to tell them apart?

Which of the following statements is true about an object's weight but NOT about its mass?

What kinds of changes in substances are always physical changes?

Why are chemical properties harder to observe than physical properties?

What is the BEST way to tell if a chemical change has taken place?

Which of the following is NOT the result of a chemical change?

Which of the following is a chemical property of matter?

What makes characteristic properties useful to scientists?

Melting crayons is an example of a

Which of the following units would be best for describing the volume of mercury (Hg) liquid used in an experiment?

Which of the following events is NOT a common sign that a chemical change has taken place?

What unit of density would be appropriate to describe a solid bar of silver?

Which physical property of matter describes the relationship between mass & volume?

Malleability is an example of a

Which of the following is NOT a physical property of matter?

During physical changes, matter always retains its

Which of the following signs does NOT indicate that a chemical change has happened?

What units would you use to measure solid volume in an experiment?

Which of these phrases describes the results of a chemical change?

Why would dissolving salt in water be considered a physical change?

How can you tell that baking a cake produces a chemical change?

How can you tell that the electrolysis of water produces a chemical change?

A cube has a density of 2.7 g/cm3. What substance is the cube made of?

What substance has a density more than 13 times greater than water?

Why will ice float on top of liquid water?

What is the densest solid shown in the table?

Because of __________________, all objects tend to resist a change in motion.

The physical property of matter that describes the relationship between mass & volume is ______________________.

One way to learn about the _______________________ properties of a substance is to observe what new substances form during a reaction.

A cube has a density of 2.7 g/cm³. What substance is the cube made of?

A cube has a density of 2.7 g/cm³. What substance is the cube made of?