Common Entrance Physics – 30 Multiple choice questions

1. circuit2Which of the circuit diagrams shows two bulbs joined in series?
 
 
 
 

2. What is the unit of force?
 
 
 
 

3. What is the unit of area?
 
 
 
 

4. How many mm in a metre?
 
 
 
 

5. The fourth planet from the Sun is
 
 
 
 

6. Which of the energy changes below represents that which takes place when an arrow is fired from a bow?
 
 
 
 

7. This question is about radiation of heat
A black object will be a …..
 
 
 
 

8. What needs to be done to make a guitar string sound higher
 
 
 
 

9. parachute 

The diagram shows a parachute falling at a steady speed.

There are two forces on the parachute represented by red arrows

Which force is bigger?
 
 
 

10. A ball is held in place at the top of a slope at position X
When the ball is released it rolls down the slope, eventually coming to rest at position Z

slopeAccording to the law of conservation of energy, energy can never be created or destroyed so in what form does the energy exist at postion Z?
 
 
 
 

11. balanceThe diagram shows a log supported at its centre.
Peter is 1.5m from the centre and John is 2.5m from the centre.
How far will John have to move to make the log balance and in which direction?
 
 
 
 

12. What type of object is the moon?
 
 
 
 

13. What word describes what happens to a light ray when it hits a mirror
 
 
 
 

14. Fran pulled a box containing some weights across the carpet. She used a force meter to measure the force needed to pull the box.
What force was making the box difficult to move?
 
 
 

15. Pick two instruments that you would need to find the density of glass in a marble?
 
 
 
 

16. balanceThe diagram shows a log supported at its centre.
Peter is 1.5m from the centre and John is 2.5m from the centre.
Does the log balance, and if not which side goes down?
 
 
 

17. The diagram shows a roller coaster car moving downwards quite fast.
The arrows represent two forces which act on the roller coaster.

What does X represent?
 
 
 
 

18. A change of electrical energy into kinetic (speed) energy could be produced by
 
 
 
 

19. A spring is 10cm long.
When 3 newtons are hung from it the sprng becomes 16cm.

springs1The 3 N load is now replaced by a load of 1 newton

What would be the new length of the spring?
 
 
 
 

20. Which of the energy changes below represents that which takes place in a firework rocket?
 
 
 
 

21. The circuit diagram shows 4 components represented by circuit symbols

circuit1Which of the symbols represents a LDR (light dependent resistor)?
 
 
 
 

22. What is the unit of volume?
 
 
 
 

23. We can often see the Moon at night.
Which of the following is true?
 
 

24. Two magnets, when brought near each other are found to REPEL.
If the pole of one magnet is north what is the other pole?
 
 

25. What formula is used to calculate volume?
 
 
 
 

26. How far does sound travel in 1 second
 
 
 
 

27. If you went to the moon what would happen to your weight?
 
 
 

28. What do we call something that does not allow light to pass through it?
 
 
 
 

29. Which is the largest out of

SUN, MOON, EARTH, GALAXY, SOLAR SYSTEM
 
 
 
 

30. parachuteThe diagram shows a parachute falling.

What is the name of the force labelled X?