🎬 Predicting and Observing Motion
Learn how to make predictions about how objects will move when forces are applied, test your predictions through careful observation, and explain the results. This quiz helps you understand patterns in motion and apply what you learn to new situations. **What you'll learn:** - How to predict which way an object will move when a force is applied - Why some predictions are correct and others need to be changed - How to observe and record patterns in how things move - How to use what you know about motion in new activities
Questions in this quiz
Answers hidden — play to find out.
- Question 1
You predict that a toy car will roll faster down a steep ramp than a flat ramp. After you test it, the car does roll faster down the steep ramp. Why was your prediction correct?
- Question 2
An object will always move in the direction that a force is pushing or pulling it.
- Question 3
You predict that a block will slide farther across a smooth floor than across a bumpy floor when you push it the same way both times. What pattern are you basing this prediction on?
- Question 4
You observe that when you roll a ball gently, it stops quickly. When you roll the same ball hard, it travels much farther before stopping. What does this observation tell you?
- Question 5
If you predict that a heavier object will be harder to push across the floor than a lighter object, your prediction is based on understanding how mass and force are connected.
- Question 6
You predict that a marble will roll toward a magnet that is placed beside the marble on a table. Your prediction turns out to be wrong—the marble does not move toward the magnet. What is the best reason for your incorrect prediction?
- Question 7
You are testing how different surfaces affect how far a toy car travels. You let the car roll down the same ramp onto three different surfaces: carpet, tile, and ice. You record how far the car travels on each surface. What are you doing?
- Question 8
A prediction about motion can be wrong, but it is still useful because it helps you learn what actually happens when you test it.
- Question 9
You learn that a ball rolls faster on ice than on grass. Later, you use a toy car on ice and grass and predict it will also roll faster on ice. What are you doing?
- Question 10
A friend predicts that a feather and a rock will hit the ground at the same time if dropped from the same height. You observe that the rock lands first. Why might your friend's prediction have been incorrect?
- Question 11
You predict that pushing a toy boat harder will make it move faster across water. After testing, you find your prediction is correct. What should you do next to understand motion better?
- Question 12
When you observe motion carefully and record what happens, you are collecting information that helps you explain whether your predictions were correct or incorrect.
- Question 13
You observe that a ball rolls down a ramp, across a smooth floor, and then onto carpet where it stops. You record the distance it travels on each surface. What pattern might you discover from this observation?
- Question 14
A prediction is most useful in learning about motion when you test it, observe the results carefully, and then explain why the prediction was right or wrong.
- Question 15
You notice that every time you increase the angle of a ramp, toy cars roll faster down it. You predict this pattern will also work for marbles. Is this a good prediction based on what you know?
- Question 16
You test three predictions about motion and find that two are correct and one is incorrect. What is the most important thing you learned from the incorrect prediction?