States of Matter and Rocks Quiz

What happens to the space between particles when a solid melts into a liquid?

• It increases slightly

• It disappears

• It becomes zero

• It turns into gas

Which of the following changes does NOT involve a change in the state of matter?

• Ice melting into water

• Water boiling into steam

• Breaking a chocolate bar

• Water freezing into ice

Why does water vapor become visible when it touches a cold surface?

• It turns into air

• It disappears

• It condenses into tiny water droplets

• It freezes instantly

Which of these is an example of deposition (gas turning directly into solid)?

• Fog(water droplets suspended in air) forming

• Frost(ice) on windows

• Dew drops on grass

• Water boiling

What causes a solid to change into a liquid?

• Losing heat

• Gaining heat

• Mixing with air

• Squeezing hard

Which state of matter has the most energy in its particles?

• Solid

• Liquid

• Gas

• Ice

Why does ice feel cold when you touch it?

• It gives out coldness

• It absorbs heat from your hand

• It melts instantly

• It has sharp edges

Which of the following is a reversible change of state?

• Burning wood

• Melting chocolate

• Cooking an egg

• Baking a cake

What is the state of matter of clouds?

• Solid

• Gas

• Liquid

• A mix of tiny liquid droplets and gas

Which change needs cooling to happen?

• Evaporation

• Condensation

• Boiling

• Melting