Year 7 Earth Science Review

Question 1

What process causes liquid to flow in narrow spaces? e.g. up a celery stalk.

Accepted Answer

Capillary Action

Question 2

What makes a resource renewable?

Accepted Answer

It is replaced naturally in less than a human lifetime.

Question 3

What happens to ice to make it become water?

Accepted Answer

It melts.

Question 4

In which of the states of matter does water form a meniscus?

Accepted Answer

Liquid

Question 5

Another name for rain, hail or snow.

Accepted Answer

Precipitation

Question 6

Rocks are made up of minerals. Minerals can be:

Accepted Answer

Eaten by living things to provide necessary trace elements.

Question 7

What is the main property of soil that allows water to drain through?

Accepted Answer

The particle size.

Question 8

When would evaporation LEAST occur.

Accepted Answer

Humid

Question 9

Did transpiration occur during our celery experiment on capillary action?

Accepted Answer

Yes

Question 10

Which soil type is the potting mix we buy from the shop?

Accepted Answer

Loam

Question 11

In our water cycle beaker experiment, the drips from the top represented what?

Accepted Answer

Precipitation

Question 12

If adhesion is a tendency of water molecules to be attracted to other substances, cohesion is?

Accepted Answer

The tendency of water molecules to stick together.

Question 13

In which type of water did green leaves produce the most oxygen?

Accepted Answer

Soda water

Question 14

Which type of soil in the teacher demonstration held the most water?

Accepted Answer

Clay

Question 15

Humidity is:

Accepted Answer

The amount of water vapour in the air.

Question 16

Which of the following does NOT cause erosion:

Accepted Answer

Sun

Question 17

Which is NOT the correct answer. The water on the Earth is?

Accepted Answer

Running out

Question 18

How much of the Earth's water is fresh?

Accepted Answer

2.5%

Question 19

What is the process that plants go through to produce food (glucose)?

Accepted Answer

Photosynthesis

Question 20

Soils are composed of:

Accepted Answer

All of the above

Question 21

Which type of graph would we draw if BOTH of our variables have a unit of measure?

Accepted Answer

Line graph

Question 22

What is one of the main reasons for leaves to have stomata (pores)?

Accepted Answer

To release water vapour during transpiration.

Question 23

Which of the following is NOT a natural resource:

Accepted Answer

Plastic

Question 24

Which gas do all living things need to survive? I.e. create energy.

Accepted Answer

Oxygen gas

Question 25

Which variable is labelled on the Y axis of a graph?

Accepted Answer

Dependent variable

Year 7 Earth Science Review

Questions 25

Year 7 Earth Science Review

Questions 25