G7 2025 Semester 1 Final Exam Review

Solids have...

• a fixed shape and a fixed volume

• a fixed shape but can change volume

• No fixed shape but a fixed volume

• no fixed shape or volume

Which state of matter can be compressed easily?

• solid

• liquid

• gas

• all of them

Silver

Melting point 961^oC boiling point 2210^oC

What state of matter will it be at 959^oC?

• Solid

• Liquid

• Gas

The melting point of gold is 1063 ^oC. What process happens to gold when liquid gold changes state to solid gold?

• Evaporation

• Melting

• Freezing

• Condensation

What am I? I have a fixed mass, a fixed volume, I cannot be squashed and I have a shape that changes to fit the bottom of my container?

• solid
• liquid
• gas
• plasma

If a substance had a melting point of -12⁰C and a boiling point of 200⁰C what state would it be in at room temperature (around 20^oC)?

• Solid

• Liquid

• Gas

For what reason do liquids flow so easily?

Because the particles.....

• are so tightly compacted to one another.

• can slide past one another.

• vibrate with one another.

• are so far apart from one another.

Why does the liquid inside a thermometer rise?

When the thermometer heats up, the liquid inside ...... because the particles move about ........

• expands, less quickly

• expands, more quickly

• contracts, less quickly

• contracts, more quickly

Number 2 represents a ________

• solid
• liquid
• gas
• plasma

Particles in a _____________ are tightly packed together.

• solid
• liquid
• gas
• plasma