P5 Water and its states

P5 Water and its states

Multiple Choice

state of matter with a fixed shape; does not take the shape of its container

• solid

• liquid

• gas

• water

Multiple Choice

state of matter that spreads out to completely fill its container and take its shape

• solid

• liquid

• gas

• water

Multiple Choice

What must be done to change water from solid to liquid?

• Raise the temperature.

• Lower the temperature.

Multiple Choice

What must be done to change water from liquid to solid?

• cool it

• heat it

• evaporate it

• filter it

Multiple Choice

Based on the figure above, which beakers show an evaporation process?

• a only

• b only

• c only

• a, b and c

• a and b only

Multiple Choice

What happens when a liquid perfume is sprayed on your palm ?

• The liquid would disappear.

• The liquid lost heat to the surroundings and evaporate

• The liquid gained heat from the surrounding and boiled

• The liquid gain heat from the palm or surroundings and evaporate

Multiple Choice

What factors affect the rate of evaporation?

• Temperature only

• Temperature and Wind only

• Temperature, Wind and Surface Area

• None of the above

Multiple Choice

Which of the the following does not affect the rate of evaporation?

• Time

• Presence of wind

• Surface area

• Temperature of surroundings

Multiple Choice

Sam kept some water out side in the Sun. Next day he saw nothing in the glass what happened to the water?

• It froze

• It evaporated

• It melted

• It boiled

Multiple Choice

The boiling point of water is

• 100 °C

• 0°C

• 273 K

• 100 K

Multiple Choice

Evaporation is the change of

• vapours into solids

• solids into liquids

• liquids into vapours

• liquids into solids