IPC Midterm

Last updated 4 months ago

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Match the sentence with a step of the scientific method listed below: Maggie said, "If I add nitrogen fertilizer to my vegetables, my vegetables will grow larger."

Test the hypothesis with an experiment

Form a hypothesis

Draw conclusions

Make an observation

Which of the following best describes a solid?

Takes the shape and volume of its container

Has a definite shape and volume

Has particles that escape its atoms

Has a definite volume, but takes the shape of its container

Fill in the blank: The particles in a _______ have more energy compared to the particles in a liquid.

What describes both vaporization and evaporation?

Changing from liquid to gas

Changing from liquid to solid

Changing from solid to gas

Changing from solid to liquid

Which state of matter takes the shape of its container but has a definite volume?

Gas

Plasma

Liquid

Solid

The "Energy Input" on the graph below is the ____________ variable.

control

dependent

independent

conclusive

Which state of matter is represented between Points C and D?

Plasma

Solid

Gas

Liquid

In your own words, explain why the temperature is not increasing between points D and E. What is the energy from the heat doing to the ice cube?

Identify if it is a physical property, a physical change, a chemical property, or a chemical change: Red onions have a very strong odor.

Chemical Property

Physical Property

Chemical Change

Physical Change

Identify if it is a physical property, a physical change, a chemical property, or a chemical change: Cells breaking down glucose (sugar) molecules and turning them into energy (ATP), carbon dioxide (CO2), and water (H2O).

Physical Change

Physical Property

Chemical Property

Chemical Change

For each of the following descriptions, identify if it is a physical property, a physical change, a chemical property, or a chemical change: Propane gas is used in gas grills because propane is flammable.

Physical Change

Physical Property

Chemical Property

Chemical Change

For each of the following descriptions, identify if it is a physical property, a physical change, a chemical property, or a chemical change: Gallium metal melting into a liquid when brought into an environment at room temperature.

Chemical Change

Physical Change

Chemical Property

Physical Property

Which atomic particle has a neutral charge?

Neutron

Isotope

Electron

Proton

Which particles are in the nucleus of an atom?

only protons

protons and neutrons

neutrons and electrons

protons and electrons

Which of these is NOT a property of metals?

Solid at room temperature

Gas at room temperature

Good conductor of heat and electricity

Tend to be shiny

What is the atomic number of Boron?

What is the atomic mass of Calcium?

How many protons does Nitrogen have?

How many neutrons does Fluorine have?

For the following Aluminum atom, how many electrons would go on the (a.) shell?

For the following Aluminum atom, how many electrons would go on the (b.) shell?

For the following Aluminum atom, how many electrons would go on the (c.) shell?

When 2 or more DIFFERENT atoms chemically combine, they form a new substance called a(n)

Compound

Pure substance

Mixture

Element

Atoms with the same number of protons but different number of neutrons are known as _______________.

mixtures

anions

cations

isotopes

In 2-3 sentences, explain the difference between a homogenous mixture and a heterogenous mixture.

Match the sentence with a step of the scientific method listed below: Maggie said, "If I add nitrogen fertilizer to my vegetables, my vegetables will grow larger."

Test the hypothesis with an experiment

Form a hypothesis

Draw conclusions

Make an observation

Which of the following best describes a solid?

Takes the shape and volume of its container

Has a definite shape and volume

Has particles that escape its atoms

Has a definite volume, but takes the shape of its container

What describes both vaporization and evaporation?

Changing from liquid to gas

Changing from liquid to solid

Changing from solid to gas

Changing from solid to liquid

Which state of matter takes the shape of its container but has a definite volume?

Gas

Plasma

Liquid

Solid

The "Energy Input" on the graph below is the ____________ variable.

control

dependent

independent

conclusive

Which state of matter is represented between Points C and D?

Plasma

Solid

Gas

Liquid

Identify if it is a physical property, a physical change, a chemical property, or a chemical change: Red onions have a very strong odor.

Chemical Property

Physical Property

Chemical Change

Physical Change

Identify if it is a physical property, a physical change, a chemical property, or a chemical change: Cells breaking down glucose (sugar) molecules and turning them into energy (ATP), carbon dioxide (CO2), and water (H2O).

Physical Change

Physical Property

Chemical Property

Chemical Change

For each of the following descriptions, identify if it is a physical property, a physical change, a chemical property, or a chemical change: Propane gas is used in gas grills because propane is flammable.

Physical Change

Physical Property

Chemical Property

Chemical Change

For each of the following descriptions, identify if it is a physical property, a physical change, a chemical property, or a chemical change: Gallium metal melting into a liquid when brought into an environment at room temperature.

Chemical Change

Physical Change

Chemical Property

Physical Property

Which atomic particle has a neutral charge?

Neutron

Isotope

Electron

Proton

Which particles are in the nucleus of an atom?

only protons

protons and neutrons

neutrons and electrons

protons and electrons

Which of these is NOT a property of metals?

Solid at room temperature

Gas at room temperature

Good conductor of heat and electricity

Tend to be shiny

When 2 or more DIFFERENT atoms chemically combine, they form a new substance called a(n)

Compound

Pure substance

Mixture

Element

Atoms with the same number of protons but different number of neutrons are known as _______________.

mixtures

anions

cations

isotopes