Benchmark Q1 Review

Which term describes the temperature at which a solid changes into a liquid?

• Evaporation

• Melting point

• Boiling point

• Condensation

The pictures show ice cream and chocolate in solid states. Their melting points are given. What will happen to the ice cream and chocolate if they are placed in an area that is 25°C?

• The ice cream and chocolate will both remain solids.

• The ice cream and chocolate will both become liquids.

• The ice cream will remain solid, and the chocolate will become a liquid.

• The ice cream will become a liquid, and the chocolate will remain solid.

Tags

NGSS.MS-PS1-4

What phase change takes place when water in the teapot is heated?

• gas to liquid

• liquid to gas

• solid to liquid

• liquid to solid

Tags

NGSS.MS-PS1-4

At what temperature does Substance A exist in gas form?

• below 0°C

• above 100°C

• between 0–49°C

• between 50–99°C

Tags

NGSS.MS-PS1-4

What is the mass of the empty beaker in the experiment?

• 50.00 g

• 80.00 g

• 30.00 g

• 100.00 g

After the ice melts completely, what is the mass of the water?

• 50.00 g

• 80.00 g

• 30.00 g

• 100.00 g

Tags

NGSS.MS-PS1-2

What does the experiment show about the mass of ice before and after it melts?

• The mass stays the same.

• The mass increases.

• The mass decreases.

• The mass doubles.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

If the student adds six ice cubes to the beaker and the total mass becomes 80.00 g, what is the mass of the ice cubes alone?

• 30.00 g

• 50.00 g

• 80.00 g

• 130.00 g

Tags

NGSS.MS-PS1-2

Why does the mass of the beaker with ice and the beaker with water remain the same after the ice melts?

• Because melting ice does not change the total amount of matter.

• Because water is heavier than ice.

• Because the beaker absorbs the water.

• Because the ice evaporates.

Tags

NGSS.MS-PS1-5

Which bar graph shows the mass of the ice and the mass of the water, without the beaker, in the experiment?

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Tags

NGSS.MS-PS1-2