Worksheetsgrade 5 , con 6 , lesson 2
Total questions: 10
Worksheet time: 5mins
Freezing of liquid chocolate needs......... temperature.
high
low
warm
very high
The reversible changes of matter are usually..........
physical changes only.
chemical changes only.
both physical and chemical changes.
neither chemical nor physical changes.
In freezing process, the particles of matter lose energy and.............
move with high speed.
move with very high speed.
move with low speed.
don't move.
Condensation changes the matter from........... State to ........... State
solid-liquid
liquid - gas
gas - liquid
liquid - solid
When we boil water, it will...........
condense.
freeze.
melt.
evaporate.
When ice cubes gain ... energy, they turn into water.
sound
potential
electrical
thermal
Physical changes of matter include...........
melting only.
freezing only.
both melting and freezing.
neither melting nor freezing.
Increasing the temperature of a matter means that its particles..............
have low energy.
have high energy.
have very low energy.
don't have energy.
Ice is turned into ...........when its temperature is between 0°C and 100°C.
solid state
liquid state
gas state
water vapor
When the temperature of water is decreased below 0°C, it will turn into.............
water vapor.
clear water.
colored water.
ice.
