Post-assessment Science Unit 1A 3e

1. What would happen to a soccer ball if you kicked it gently and then stopped touching it?

• a) The ball would stop moving immediately.
• b) The ball will keep moving in the same direction at the same speed.
• c) The ball will change direction and move faster.
• d) The ball will float in the air.

2. Imagine you are pushing a toy car on a smooth surface. What happens to the car when you push it harder?

• a) The car stops moving.
• b) The car moves slower
• c) The car moves faster.
• d) The car starts spinning in circles.

3. if you slide a book across a table and then stop pushing it, what force is most likely to bring the book to a complete stop?

• a) Balanced force
• b) Unbalanced force
• c) Gravity
• d) Friction

4. Sarah is playing with a swing at the park. If she wants to make the swing move back and forth faster, what should she do?

• a) push the swing gently
• b) stand still and do nothing
• c) pull the swing back and let it go
• d) ask a friend to hold the swing in place

5.When observing the motion of a swinging trapeze, what measurement would be most helpful in predicting the pattern of its swings?

• a) The color of the trapeze.
• b) The length of the trapeze
• c) The material the trapeze is made of
• d) The sound the trapeze makes

6. If you roll a ball down a ramp and notice that it travels a greater distance when the ramp is higher, what observation supports the idea that ramp effects the ball's motion?

• a) The color of the ball
• b) The weight of the ball
• surface of the ramp
• d) The temperature of the room.

7. When observing the motion of a spinning top, you observe that it spins for a longer time on a smooth surface compared to a rough surface. What factor is causing this change in pattern?

• a) The color of the spinning top
• b) The shape of the spinning top
• c) The material of the spinning top
• d) The temperature of the room

8. If you investigate the motion of different toy cars and notice that those with larger wheels travel farther, what observation supports the idea that wheel size influences the cars' motion?

• a) The number of wheels on the car
• b) The weight of the car
• c) The color of the car
• d) The size of the wheels

9.What happens when you bring two magnets close to each other with the same poles facing each other?

• a) They attract each other.
• b) They move away from each other.
• c) They stick together.
• d) They do nothing.

10. If you have a paper clip and a magnet, what will happen when you bring the magnet near the paper clip?

• a) The paper clip will become warmer.
• b) The paper clip will stick to the magnet.
• c) The paper clip will change color.
• d) The paper clip will bounce away.