Summary questions 1. Copy and complete the sentences.
Matter is anything that has a ____________ and takes up ____________. The quantity of matter stays the ____________ because it is ____________ between the living and the non-living parts of the Earth.
2. a. What is the water cycle? b. Name the processes labelled A, B and C in the diagram of the water cycle shown in Fig. 37.11.
B A
C
:Fig. 37.11 3. Match the name of the process to its description.
Process Description 1. Infiltration 2. Run-off and collection 3. Condensation
4. Evaporation 5. Transpiration 6. Precipitation
a. Rainwater runs over land and collects in rivers, which transports it back to the ocean.
b. Water is lost from the surface of leaves and evaporates into the atmosphere as water vapour.
c. Water that falls on land soaks into the ground through pores in the soil and cracks in the rock.
d. Clouds become full of water, which falls back to Earth as rain or snow.
e. Liquid water turns into water vapour, which rises upwards.
f. Water vapour cools down and changes back into tiny drops of liquid water that form clouds.