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Forces

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Year 7 Science Quiz on Forces, created by Archana RELAN on 09/05/2020.
Archana RELAN
Quiz by Archana RELAN, updated more than 1 year ago
Archana RELAN
Created by Archana RELAN about 4 years ago
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Resource summary

Question 1

Question
A force is
Answer
  • a spring
  • an engine
  • a movement
  • a push or pull

Question 2

Question
Which answer shows three non-contact forces?
Answer
  • magnetism, gravity, friction
  • gravity, friction, upthrust
  • gravity, static electricity, magnetism
  • upthrust, static electricity, friction

Question 3

Question
The unit of force is the:
Answer
  • newton
  • kilogram
  • gram
  • metre

Question 4

Question
A force can be measured using:
Answer
  • a stop clock
  • a ruler
  • a thermometer
  • a force meter

Question 5

Question
A boat will float because
Answer
  • gravity does not work over water.
  • it is built out of light materials.
  • upthrust pushes against its weight.
  • it has air inside it.

Question 6

Question
You can find the volume of the object in the can by:
Image:
Test (binary/octet-stream)
Answer
  • measuring the object and multiplying the numbers.
  • measuring the volume of water it displaces.
  • weighing the object.
  • using a thermometer.

Question 7

Question
An elastic material
Answer
  • does not stretch.
  • stretches and stays in its new shape.
  • stretches and then goes back to its original shape.
  • cannot be squashed.

Question 8

Question
What are the units for weight and mass?
Answer
  • weight - newtons mass - kilograms
  • weight - kilograms mass - newtons
  • weight - kilograms mass - kilograms
  • weight - newtons mass - newtons

Question 9

Question
Which is true?
Answer
  • Your weight would be the same on the Earth and on the Moon.
  • Your mass would be the same on the Earth and on the Moon.
  • Your weight would be more on the Moon than on the Earth.
  • Your mass would be less on the Moon than on the Earth.

Question 10

Question
What do most force meters have inside them?
Answer
  • a light bulb
  • a spring
  • wires
  • a battery

Question 11

Question
Which of the following sentences about friction is not correct?
Answer
  • Friction can make an object get hotter.
  • Friction wears car tyres away.
  • Friction slows down a ball rolling in grass.
  • Friction can speed up a falling object.

Question 12

Question
Which of these would produce the most friction when they rub together?
Answer
  • a rough surface and a smooth one
  • two smooth surfaces
  • two rough surfaces
  • two smooth surfaces with oil between them

Question 13

Question
Which example shows unhelpful friction?
Answer
  • friction between a tyre and the road
  • friction in the wheel axles of a bicycle
  • friction between paper and the point of a pencil
  • friction between your shoes and the floor

Question 14

Question
Which of the following is not an example of a lubricant?
Answer
  • grease for bicycle chains
  • rubber on car tyres
  • water on swimming pool tiles
  • oil in a car engine

Question 15

Question
The speed of a car is a measure of how _________ it is travelling. Which is the missing word?
Answer
  • far
  • fast
  • long
  • high

Question 16

Question
If a car goes faster:
Answer
  • the thinking distance does not change.
  • its stopping distance increases.
  • its braking distance does not change.
  • its braking distance gets less.

Question 17

Question
Which of these factors will help a car to stop quickly?
Answer
  • a tired driver
  • going uphill
  • worn tyres
  • a wet road

Question 18

Question
This graph shows the distance moved by someone catching a bus. Which part of the graph shows the person waiting at the bus stop?
Image:
Test2 (binary/octet-stream)
Answer
  • a to b
  • b to c
  • c to d
  • d to e

Question 19

Question
A foce can be a [blank_start]____[blank_end] or [blank_start]____[blank_end] .
Answer
  • colour
  • direction
  • flavour
  • pull
  • push
  • shape
  • speed

Question 20

Question
Forces can change the shape, [blank_start]____[blank_end] or [blank_start]____[blank_end] of things.
Answer
  • colour
  • direction
  • flavour
  • pull
  • push
  • speed

Question 21

Question
Which of these is an example of useful friction?
Answer
  • shoes on floor
  • in an engine
  • axles in a bike
  • wet road

Question 22

Question
Select all the ways to increase the friction between two surfaces.
Answer
  • make surfaces rougher
  • use oil
  • make surfaces smoother
  • use water

Question 23

Question
Which pictures shows balanced forces?
Image:
Test3 (binary/octet-stream)
Answer
  • A
  • B
  • C

Question 24

Question
What will happen to the speed of the car?
Answer
  • speed up
  • slow down
  • stay the same

Question 25

Question
What will happen to the speed of the boat?
Image:
Test3 (binary/octet-stream)
Answer
  • slow down
  • stay the same
  • speed up

Question 26

Question
Select all the correct statements.
Answer
  • Mass is the amount of substance in something.
  • Weight is the amount of substance in something.
  • Your mass would be the same on the Earth and the Moon.
  • Your weight would be the same on the Earth and the Moon.
  • Mass is a force.

Question 27

Question
Rizwan cycled to his friend’s house. This distance/time graph shows his journey. How far is it from Rizwan’s house to his friend’s house?
Image:
Test4 (binary/octet-stream)
Answer
  • 1 mile
  • 2 miles
  • 3 miles
  • 4.5 miles

Question 28

Question
Rizwan cycled to his friend’s house. This distance/time graph shows his journey. Rizwan cycled down a steep hill on his journey. Which part of the graph shows this?
Image:
Test4 (binary/octet-stream)
Answer
  • Between 0 and 10 minutes
  • Between 10 and 30 minutes
  • Between 36 and 50 minutes
  • Between 50 and 54 minutes

Question 29

Question
Rizwan cycled to his friend’s house. This distance/time graph shows his journey. Rizwan stopped for a rest during his ride. How long did he stop for?
Answer
  • 4 minutes
  • 6 minutes
  • 8 minutes
  • 10 minutes
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