5th grade forces and motion
5th grade (Year 6 in England) · 16 questions · Common Core: NGSS.5-PS2-1, NGSS.MS-PS2-4, NGSS.MS-PS2-2, NGSS.3-PS2-1 · England: KS2 Y5 Forces
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Date
Score/ 16
Question 1
Cyclists crouch low over their handlebars in races. Why?
- A. to make the bike heavier
- B. to reduce air resistance
- C. to see the road better
- D. to increase friction with the road
Question 2
Which way does gravity pull objects near Earth?
- A. down, towards the centre of the Earth
- B. towards the Sun only
- C. sideways
- D. up, towards the sky
Question 3
Air and water resistance: which statement is NOT true?
- A. Air resistance gets smaller as you go faster.
- B. A parachute with a bigger area falls more slowly.
- C. Streamlined shapes reduce air and water resistance.
- D. Air resistance acts against the direction of motion.
Question 4
Why is it easier to raise a flag using a pulley at the top of the pole?
- A. It removes gravity.
- B. You can pull down to make the flag go up.
- C. The pulley makes the flag lighter.
- D. The flag floats up by itself.
Question 5
Gravity: which statement is NOT true?
- A. Gravity is weaker on the Moon than on Earth.
- B. The Earth's gravity keeps the Moon in orbit.
- C. Astronauts float in the space station because there is no gravity there.
- D. Gravity is a force that attracts objects with mass towards each other.
Question 6
A gear with 8 teeth drives a gear with 24 teeth. How many turns must the small gear make for the big gear to turn 3 times?
Answer
Question 7
Gravity: which statement is true?
- A. The Earth's gravity keeps the Moon in orbit.
- B. Gravity only acts on things that are falling.
- C. Heavy objects always fall faster than light ones.
- D. There is no gravity in space.
Question 8
Which simple machine is used here: window blinds pulled up by a cord?
- A. lever
- B. pulley
- C. gears
Question 9
Which is the best shape for a fast racing car?
- A. tall and square
- B. low and streamlined
- C. covered in flags
- D. flat and wide like a sheet
Question 10
Why does a parachute slow a skydiver down?
- A. It is full of helium
- B. It makes the skydiver lighter
- C. Its large surface creates a lot of air resistance
- D. It turns off gravity
Question 11
On the Moon, an astronaut dropped a hammer and a feather at the same time. What happened?
- A. They hit the ground together
- B. They floated away
- C. The feather landed first
- D. The hammer landed first
Question 12
Air and water resistance: which statement is NOT true?
- A. Air resistance acts against the direction of motion.
- B. A parachute with a bigger area falls more slowly.
- C. Air resistance is a type of friction.
- D. Water resistance only acts on boats.
Question 13
Why is it easier to raise a flag using a pulley at the top of the pole?
- A. It removes gravity.
- B. The flag floats up by itself.
- C. You can pull down to make the flag go up.
- D. The pulley makes the flag lighter.
Question 14
Gravity: which statement is NOT true?
- A. Gravity is a force that attracts objects with mass towards each other.
- B. The Earth's gravity keeps the Moon in orbit.
- C. Astronauts float in the space station because there is no gravity there.
- D. Gravity is weaker on the Moon than on Earth.
Question 15
A gear with 10 teeth drives a gear with 40 teeth. How many turns must the small gear make for the big gear to turn 2 times?
Answer
Question 16
Gravity: which statement is true?
- A. Gravity is a force that attracts objects with mass towards each other.
- B. There is no gravity in space.
- C. Gravity only acts on things that are falling.
- D. Heavy objects always fall faster than light ones.
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