Substances in our surroundings

Solid melts to form liquid on

• Heating

• Cooling

Gases form liquid on

• Cooling

• Heating

Solid has no shape of it's own

• True

• False

Liquid spreads on flat surfaces

• True

• False

Gases occupy all the space available

• True

• False

Solids like sugar when poured on flat surfaces form a ---

• Circle

• Bluk

• Heap

What do we use to measure temperature

• Hands

• Thermometer

• Barometer

What is the average normal human body temperature

• 100°C

• 0°C

• 37°C

Solid changing direct to gas is called __

• Boiling

• Freezing

• Condensation

• Sublimation

What is the freezing point of water?

• 100°C

• 0°C

• 5°C