Water/changes of state/ Water Cycle

Which is/ are water in gaseous state?

• water vapour

• mist

• steam

• smoke

Water can exist in ______________ state.

• gaseous

• solid

• frozen

• liquid

Examples of water in liquid state are ......

• drinking water

• oceans

• rivers

• lakes

Water changes from

liquid state to solid state

• Condensation

• Boiling

• Freezing

• Evaporation

Ice is formed when water loses heat to the cooler surrounding air in the freezer.

• True

• False

• Maybe

• I don't know.

• True

• False

• Maybe

• I don't know

Ice melts as it gains heat from the warmer surroundings and rises in temperature.

• True

• False

• Maybe

• I don't know

During melting, the ice gains heat but its temperature

remains at ______.

• room temperature

• any temperature

Change in state from liquid to gas at 100^oC is known as _______.

• Freezing

• Melting

• Evaporation

• Boiling

When I put a tray over a beaker of boiling water, I will see ___________.

• water vapour touching the underside of the tray

• steam on the underside of the tray

• white mist touching the underside tray

• water droplets on the underside of the tray