{{asɛmtiNe Ɔkyerɛwfo}} | Nhomakorabea | Nneɛma a ɛma wotumi yɛ ade

1

Which of the following is a chemical change?

a. water evaporating

b. Carbon and Oxygen forming Carbon dioxide

c. a person blushing

d. ice cream melting

1

What happens during a physical change?

a. new substances are formed

b. the identity of the substance is changed

c. a chemical reaction occurs

d. a substance may look different

1

Which of these is a physical change?

a. paper burning

b. iron rusting

c. new substances forming

d. cutting an orange

1

Which one can cause a change in the state of matter of a substance?

a. light

b. heat

c. sound

d. wind

1

Which is an example of a chemical change?

a. a scientist melts ice to a liquid

b. a scientist shapes melted glass into a cylinder

c. a scientist grinds an iron rod to make iron filings

d. a scientist mixes sodium and choride to make salt

1

A solid has ___________________________

a. definite volume and definite shape

b. no definite volume and no definite shape

c. a definite volume but no definite shape

d. no definite volume but definite shape

1

Which is an example of a gas?

a. wood

b. oil

c. ice

d. water vapor

1

Which of the following is a clue that a chemical change is occurring?

a. its state

b. its smell

c. heat

d. how it freezes

1

Which of the following is a physical change?

a. bleach changes the color of fabric

b. crushing a can

c. a car rusts

d. silver tarnishes

1

A substance with a definite volume that takes the shape of its container is a:

a. property

b. gas

c. liquid

d. solid

1

Use the following chart to answer the question below.
A group of scientists are studying how elements change from solids to liquids. They create small bricks of boron, magnesium, calcium, and iron, Each brick is 1 cm cubed. They place the bricks in an oven and gradually heat them to 1,000 degrees Celsius. At that temperature, which pair of bricks will still be in a solid state?

a. Boron & Iron

b. Calcium & Iron

c. Magnesium & Boron

d. Magnesium & Calcium

2

List two examples of a liquid.

2

List two examples of a gas.

2

List two examples of a solid.

1

Identify one example of matter.

1

Identify one example that is NOT matter.

5

Drag the word to the correct definition.

atom
nucleus
electron
proton
neutron

The subatomic particle that has no charge
The subatomic particle that has a negative charge
The smallest particle of an element
The center of an atom that contains protons and neutrons
The subatomic particle that has positive charge

6

Drag the word to the correct definition.

boiling point
freezing point
volume
mass
melting point
grams

the measure of how much matter is in an object
the amount of space that something takes up
the temperature where a substance becomes a gas
the temperature where a substance changes from a solid to a liquid
mass is measured in __________
the temperature where a substance changes from liquid to a solid

1

True or False. Teeth crushing food is a physical change.

Nokorɛ

Ɛnyɛ ampa

1

True or False. Bending a nail with a hammer is a chemical change.

Nokorɛ

Ɛnyɛ ampa

1

True or False. Water changes to steam is a chemical change.

Nokorɛ

Ɛnyɛ ampa

1

True or False. Scientists mixing Sodium and Chloride to make salt is a chemical change.

Nokorɛ

Ɛnyɛ ampa

1

True or False. Stomach acids dissolving pizza is a chemical change.

Nokorɛ

Ɛnyɛ ampa

1

True or False. A match stick turns to ash is a physical change.

Nokorɛ

Ɛnyɛ ampa

1

True or False. Snow melting is a physical change.

Nokorɛ

Ɛnyɛ ampa

1

True or False. An iron pipe rusting is a chemical change.

Nokorɛ

Ɛnyɛ ampa

Matter Celebration

Matter Celebration

Which of the following is a chemical change?

What happens during a physical change?

Which of these is a physical change?

Which one can cause a change in the state of matter of a substance?

Which is an example of a chemical change?

A solid has ___________________________

Which is an example of a gas?

Which of the following is a clue that a chemical change is occurring?

Which of the following is a physical change?

A substance with a definite volume that takes the shape of its container is a:

List two examples of a liquid.

List two examples of a gas.

List two examples of a solid.

Identify one example of matter.

Identify one example that is NOT matter.

Drag the word to the correct definition.

Drag the word to the correct definition.

True or False. Teeth crushing food is a physical change.

True or False. Bending a nail with a hammer is a chemical change.

True or False. Water changes to steam is a chemical change.

True or False. Scientists mixing Sodium and Chloride to make salt is a chemical change.

True or False. Stomach acids dissolving pizza is a chemical change.

True or False. A match stick turns to ash is a physical change.

True or False. Snow melting is a physical change.

True or False. An iron pipe rusting is a chemical change.

Which of the following is a chemical change?

What happens during a physical change?

Which of these is a physical change?

Which one can cause a change in the state of matter of a substance?

Which is an example of a chemical change?

A solid has ___________________________

Which is an example of a gas?

Which of the following is a clue that a chemical change is occurring?

Which of the following is a physical change?

A substance with a definite volume that takes the shape of its container is a:

List two examples of a liquid.

List two examples of a gas.

List two examples of a solid.

Identify one example of matter.

Identify one example that is NOT matter.

Drag the word to the correct definition.

Drag the word to the correct definition.

True or False. Teeth crushing food is a physical change.

True or False. Bending a nail with a hammer is a chemical change.

True or False. Water changes to steam is a chemical change.

True or False. Scientists mixing Sodium and Chloride to make salt is a chemical change.

True or False. Stomach acids dissolving pizza is a chemical change.

True or False. A match stick turns to ash is a physical change.

True or False. Snow melting is a physical change.

True or False. An iron pipe rusting is a chemical change.