Post Test Unit 2 - How Can I Smell Things From a Distance? [76063] (3/20/2024) - Amber Morris | Library

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An element is.....

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An atom is.....

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A molecule is.....

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A substance is.....

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A property is.....

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If you could use a powerful microscope to see the particles in a gas, what would you see between the particles?

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Which of the following is true about odors?

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What happens to the molecules in a substance that changes from a liquid to a solid?

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A ball made of an unknown substance is a solid at room temperature. A block made of a different substance is also a solid at room temperature. Their melting points would be

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Oxygen, hydrogen, and water are substances. Which of these substances are elements?
[Select all that apply.] Options:
A. Oxygen
B. Hydrogen
C. Water
D. None of These

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In the following models, each small dot represents a wax molecule. Which model best represents what happens when solid wax melts?

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A water molecule in the gas phase is _________________ a water molecule in the solid phase.

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When ammonia at 24°C is cooled to 0°C, the ammonia molecules ________________________.

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A pot of water on a hot stove begins to boil rapidly, and a cold glass lid is placed on the pot. Water droplets immediately begin forming on the inside of the lid. What happened?

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A student lets some of the gas escape by opening and closing the flask. Which of the following models best represents the gas that remains in the flask?

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When a thermometer is heated, the red liquid inside the thermometer moves upward. This is because ___________.

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When you heat a sample of gas, what happens to the particles that make up the gas?

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Post Test Unit 2 - How Can I Smell Things From a Distance? [76063] (3/20/2024)

Post Test Unit 2 - How Can I Smell Things From a Distance? [76063] (3/20/2024)

An element is.....

An atom is.....

A molecule is.....

A substance is.....

A property is.....

If you could use a powerful microscope to see the particles in a gas, what would you see between the particles?

Which of the following is true about odors?

What happens to the molecules in a substance that changes from a liquid to a solid?

A ball made of an unknown substance is a solid at room temperature. A block made of a different substance is also a solid at room temperature. Their melting points would be

Oxygen, hydrogen, and water are substances. Which of these substances are elements? [Select all that apply.] Options: A. OxygenB. HydrogenC. WaterD. None of These

In the following models, each small dot represents a wax molecule. Which model best represents what happens when solid wax melts?

A water molecule in the gas phase is _________________ a water molecule in the solid phase.

When ammonia at 24°C is cooled to 0°C, the ammonia molecules ________________________.

A pot of water on a hot stove begins to boil rapidly, and a cold glass lid is placed on the pot. Water droplets immediately begin forming on the inside of the lid. What happened?

A student lets some of the gas escape by opening and closing the flask. Which of the following models best represents the gas that remains in the flask?

When a thermometer is heated, the red liquid inside the thermometer moves upward. This is because ___________.

When you heat a sample of gas, what happens to the particles that make up the gas?

An element is.....

An atom is.....

A molecule is.....

A substance is.....

A property is.....

If you could use a powerful microscope to see the particles in a gas, what would you see between the particles?

Which of the following is true about odors?

What happens to the molecules in a substance that changes from a liquid to a solid?

A ball made of an unknown substance is a solid at room temperature. A block made of a different substance is also a solid at room temperature. Their melting points would be

Oxygen, hydrogen, and water are substances. Which of these substances are elements? [Select all that apply.] Options: A. OxygenB. HydrogenC. WaterD. None of These

In the following models, each small dot represents a wax molecule. Which model best represents what happens when solid wax melts?

A water molecule in the gas phase is _________________ a water molecule in the solid phase.

When ammonia at 24°C is cooled to 0°C, the ammonia molecules ________________________.

A pot of water on a hot stove begins to boil rapidly, and a cold glass lid is placed on the pot. Water droplets immediately begin forming on the inside of the lid. What happened?

A student lets some of the gas escape by opening and closing the flask. Which of the following models best represents the gas that remains in the flask?

When a thermometer is heated, the red liquid inside the thermometer moves upward. This is because ___________.

When you heat a sample of gas, what happens to the particles that make up the gas?

Oxygen, hydrogen, and water are substances. Which of these substances are elements?
[Select all that apply.] Options:
A. Oxygen
B. Hydrogen
C. Water
D. None of These

Oxygen, hydrogen, and water are substances. Which of these substances are elements?
[Select all that apply.] Options:
A. Oxygen
B. Hydrogen
C. Water
D. None of These