WorksheetsRMS 4th Grade - Ch 2 Motion
Total questions: 15
Worksheet time: 8mins
A car travels 180 km in 3 hours. What is the average speed of the car?
60 km/h
20 km/h
90 km/h
600 km/hr
Which of the following is an example of acceleration? (You can choose more than one answer.)
A car increasing its speed.
A car moving at the same speed while traveling around an oval race track.
A car moving at the same speed while traveling on a straight highway.
A car slowing down to a stop.
Is it easier to lift a heavy box by yourself or with a friend?
By myself
With a friend because it makes the box lighter.
With a friend because we can use our combined force to lift the box.
By myself because I am as strong as Superman.
If you'd like to describe the velocity of a moving object, you would need to know its _________ and _________.
speed
motion
direction
force
On which object would the force of gravity be the strongest?
an orange
a brick
a soccer ball
a school bus
Which object would require the LEAST amount of force to move?
soccer ball
bowling ball
golf ball
ping-pong ball
Which object would require the MOST amount of force to move?
soccer ball
bowling ball
golf ball
ping-pong ball
A policeman walks by a stop sign. The sign was in front of the policeman and is now behind him. What term describes the change in the policeman's position compared to the sign?
reference point
relative motion
force and motion
acceleration
Describe what happens to the motion of a baseball after a pitcher throws it and the batter hits it? (You may choose more than one answer.)
The pitcher throws the ball towards the batter.
The ball flys through the air.
The bat hits the ball using the force from the batter.
The ball accelerates by changing its direction and speed.
What is the force that pulls all objects towards each other?
velocity
gravity
force
motion
What is a change in the position of an object?
motion
velocity
speed
force
What is the rate at which an object changes position?
speed
acceleration
velocity
reference point
What is the speed and direction an object is moving?
reference point
motion
velocity
force
What is a push or pull?
motion
gravity
velocity
force
What is a place or object that is used to determine if an object is in motion called?
reference point
speed
relative motion
gravity
