1. Year 9 multiple-choice pre-test: answers 9J Gravity and space
7A multiple-choice extension test: answers
Year 9 multiple-choice pre-test: answers 9J Gravity and space
© Cambridge University Press 2003, 2006, J multiple-choice pre-test: answers

2. 7A multiple-choice extension test: answers
Question 1
The list shows some members of the Solar System. Choose the odd one out.
A) Earth
B) Jupiter
C) Mars
D) the Sun
© Cambridge University Press 2003, 2006, J multiple-choice pre-test: answers

3. 7A multiple-choice extension test: answers
Question 2
Choose the statement that describes what happens during one year.
A) The Earth orbits the Moon once.
B) The Earth orbits the Sun once.
C) The Moon orbits the Earth once.
D) The Sun orbits the Earth once.
© Cambridge University Press 2003, 2006, J multiple-choice pre-test: answers

4. 7A multiple-choice extension test: answers
Question 3
The Earth is tilted on its axis.
This tilt causes ...
A) lunar eclipses
B) solar eclipses
C) the seasons
D) the tides
© Cambridge University Press 2003, 2006, J multiple-choice pre-test: answers

5. 7A multiple-choice extension test: answers
Question 4
During a lunar eclipse ...
A) the Moon moves into the Earth’s shadow
B) the Moon passes behind the Sun
C) the Moon passes between the Sun and the Earth
D) the Moon reflects the Sun’s light
© Cambridge University Press 2003, 2006, J multiple-choice pre-test: answers

6. 7A multiple-choice extension test: answers
Question 5
The mass of the Earth is measured in ...
A) kilograms
B) kilometres
C) joules
D) newtons
© Cambridge University Press 2003, 2006, J multiple-choice pre-test: answers

7. 7A multiple-choice extension test: answers
Question 6
Weight measures how hard the Earth’s gravity
is pulling on an object. Weight is measured in ...
A) kilograms
B) kilometres
C) joules
D) newtons
© Cambridge University Press 2003, 2006, J multiple-choice pre-test: answers

8. 7A multiple-choice extension test: answers
Question 7
On the surface of the Moon a person weighs ...
A) less than they do on the surface of the Earth
B) more than they do on the surface of the Earth
C) nothing
D) the same as they do on the surface of the Earth
© Cambridge University Press 2003, 2006, J multiple-choice pre-test: answers

9. 7A multiple-choice extension test: answers
Question 8
Weight is an example of ...
A) a force
B) energy
C) mass
D) power
© Cambridge University Press 2003, 2006, J multiple-choice pre-test: answers