Use patterns of motion to predict what happens next
3rd grade (Year 4 in England) · 16 questions · Common Core: NGSS.3-PS2-2 · England: KS2 Y3 Forces and magnets, KS2 Y5 Forces
Name
Date
Score/ 16
Question 1
A pendulum on a string takes 2 seconds to swing forward and back once. The pattern repeats. How many complete swings will it make in 16 seconds?
Answer
Question 2
A seesaw goes up and down in a regular rhythm. If Sam's end is up now, where will it be after one more full up-and-down?
- A. down
- B. it cannot be predicted
- C. in the middle for ever
- D. up again
Question 3
A ball is dropped from 160 cm. It bounces to 80 cm, then 40 cm. Each bounce reaches half the height of the one before. How high will the next bounce be?
Answercm
Question 4
A rocking horse takes 3 seconds to swing forward and back once. The pattern repeats. How many complete swings will it make in 12 seconds?
Answer
Question 5
A swing is pushed and then left alone. What pattern will you see?
- A. It swings higher and higher by itself.
- B. It swings back and forth, each swing a little smaller, until it stops.
- C. It goes round in a full circle.
- D. It stops straight away.
Question 6
A ball is dropped from 160 cm. It bounces to 80 cm, then 40 cm. Each bounce reaches half the height of the one before. How high will the next bounce be?
Answercm
Question 7
A pendulum on a string takes 4 seconds to swing forward and back once. The pattern repeats. How many complete swings will it make in 24 seconds?
Answer
Question 8
Scientists can predict where a planet will be next year. What lets them do this?
- A. Its motion follows a regular, repeating pattern.
- B. They guess.
- C. Planets move randomly.
- D. Planets never move.
Question 9
A ball is dropped from 112 cm. It bounces to 56 cm, then 28 cm. Each bounce reaches half the height of the one before. How high will the next bounce be?
Answercm
Question 10
A pendulum on a string takes 3 seconds to swing forward and back once. The pattern repeats. How many complete swings will it make in 24 seconds?
Answer
Question 11
A swing is pushed and then left alone. What pattern will you see?
- A. It goes round in a full circle.
- B. It stops straight away.
- C. It swings higher and higher by itself.
- D. It swings back and forth, each swing a little smaller, until it stops.
Question 12
A ball is dropped from 128 cm. It bounces to 64 cm, then 32 cm. Each bounce reaches half the height of the one before. How high will the next bounce be?
Answercm
Question 13
A rocking horse takes 3 seconds to swing forward and back once. The pattern repeats. How many complete swings will it make in 21 seconds?
Answer
Question 14
Scientists can predict where a planet will be next year. What lets them do this?
- A. Its motion follows a regular, repeating pattern.
- B. Planets move randomly.
- C. They guess.
- D. Planets never move.
Question 15
A ball is dropped from 136 cm. It bounces to 68 cm, then 34 cm. Each bounce reaches half the height of the one before. How high will the next bounce be?
Answercm
Question 16
A pendulum on a string takes 3 seconds to swing forward and back once. The pattern repeats. How many complete swings will it make in 24 seconds?
Answer
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