Motion Review O.J. Semmes 4th Grade

Rob is riding the train downtown. Rob starts talking about the motion of the train. What could Rob say is constantly changing? 

• Position
• Acceleration
• Speed
• Velocity

If a car is driving through a green light which of these below would prove that it was in motion?

• Wheels of the car 
• Direction of the car
• Passing through the traffic light
• Driver of the car

 Which of these does NOT apply to a object being in motion?

• A force changes the objects speed
• Object stays in the same position
• The object moves a distance in an amount of time 
• A force changes the objects direction

Which option shows a change in BOTH position of a ball and direction of a ball? 

• Child holding a ball
• A ball sitting on the grass
• A ball bouncing on the ground
• A ball on a table

Mark and Katie are racing scooters down a hill. Mark is going 11 MPH (miles per hour) and Katie is going 18 MPH (miles per hour). Who is most likely to win the race?

• No one will win
• Katie
• It will be a tie
• Mark

What is true about the speed of the ball as it begins to roll down the hill.

• The speed decreases
• The speed increases, then decreases
• The speed increases
• The speed increases, then decreases

Mrs. France kicks a football as hard as she can (which is super hard) What is most likely going to happen to the speed of football?

• Nothing Mrs. France is weak
• It will increase, the decrease
• It will decrease
• it will decrease, then increase 

Evan has a race track that is 5 feet long of flat road. He rolls marbles off of a ramp at one end of the race track. He is disappointed with the speed the marbles are recording. How can he INCREASE the speed of the marble? 

• Roll marbles from a higher ramp
• Make a curve in the race track
• Remove part of the race tract
• Make the track 2 feet longer