WorksheetsG2 STEAM - U2. Floating ball
Total questions: 11
Worksheet time: 10mins
What makes the ball float in the air?
Gravity
Water
Air stream
Heat
Which word means “going up”?
Downward
Backward
Forward
Upward
What is the man doing?
Pushing
Jumping
Running
Washing
The ball is .
(a)
If the air stream is strong, what happens to the ball?
It stays in place or goes higher
It breaks
It changes color
Why is the ball floating in the picture?
It is very light
Air is pushing it upward
It is glued to the pipe
It has a fan inside
When the air stream stops, what will happen to the ball?
It floats higher
It keeps floating
It spins faster
It falls down
In a class experiment, students used different ball sizes.
The small ball floated well, the big one didn’t. Why?
Small ball is heavier
Small ball has stronger gravity
Air stream can lift light balls better
Big balls love to fall
Which factor is not important?
Strength of the air stream
Color of the ball
Weight of the ball
Shape of the ball
Which design will make the ball float more steadily?
Small, round ball and focused air stream
Large ball and weak air
Flat paper and strong wind
Cube-shaped ball
Why does the ball sometimes wobble while floating?
Uneven air stream
The ball is square
Gravity is off
The ball is cold
