Forces - The Basics
Forces - what are they? A quiz for my Year 9 students.
- 1.A force is a
- A.
Pull
- B.
Push or a pull
- C.
Push
- 2.Forces are measured in Newtons. Newtons are named after...
- A.
The town where they were discovered (Newton, in England)
- B.
A scientist (Isaac Newton)
- C.
The 'ton'. They just put 'new' in front
- 3.The direction of a force...
- A.
Doesn't matter at all
- B.
Definitely matters
- 4.1 Newton is about the same as...
- A.
The weight of an apple
- B.
The weight of an adult elephant
- C.
The weight of an bus
- 5.A force can change
- A.
The speed of an object, e.g. friction can slow down a car
- B.
The direction of an object, e.g. hitting a tennis ball
- C.
The shape of an object, e.g. sitting on a blowup mattress
- D.
Any of the above
- 6.Gravity is
- A.
A force that acts away from the Earth
- B.
A force that acts towards the centre of the Earth
- C.
A force that is only found on our planet, Earth
- 7.If there was no gravity, would we weigh anything?
- A.
No
- B.
Yes
- 8.Forces that are working in the same direction ADD together, just like numbers.If I pushed a rock with a force of 2 Newtons ANDyou pushed the rock from the same side as me with a force of 3 NewtonsThe total force pushing on the rock is
- A.
4N
- B.
5g
- C.
5N
- D.
5
- 9.If I push a rock from one side with a force of 3NAnd you push the same rock from the OPPOSITE side with a force of 3N...
- A.
The rock will slowly move you way
- B.
The rock will slowly move my way
- C.
The rock will not move at all
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