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THE SCIENCE GAME
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Definition
What is the equation for acceleration?
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THE SCIENCE GAME
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Definition
| Calculate the acceleration of a bus whose spees changes from 6 m/s to 12 m/s over a period of 3 seconds. |
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THE SCIENCE GAME
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Definition
| Find the acceleration of a train whose speed increases from 7 m/s to 17 m/s in 120 seconds. |
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THE SCIENCE GAME
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Definition
| A bicycle acceleraties from rest to 6 m/s in 2 seconds. What is the bicycle's acceleration? |
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Term
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THE SCIENCE GAME
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Definition
| Why did friction made it difficult to discover Newton's First Law of Motion? |
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Term
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THE SCIENCE GAME
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Definition
For the following actions, explain whether the forces involved are balanced or unbalanced.
- You push a box until it moves.
- You push a box but it doesn't move.
- You stop pushing a box and it slows down.
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Term
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THE SCIENCE GAME
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Definition
John can run 50 yards in 10 seconds and Jane can run 100 yards in 20 seconds. Who has a faster speed? (Remember speed equals distance divided by time.)
a. John has a faster speed.
b. Jane has a faster speed.
c. They both have the same speed. |
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Term
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THE SCIENCE GAME
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Definition
| Calculate the momentum of a 14-kg bicycle traveling north at 2 m/s. |
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Term
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THE SCIENCE GAME
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Definition
| Identify two pieces of information you need to know the velocity of an object. |
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Term
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THE SCIENCE GAME
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Definition
| Calculate the average velocity of a dancer who moves 5 meters to the left of the stage over the course of 15 seconds. |
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Term
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THE SCIENCE GAME
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Definition
| A line on a distance-time graph becomes _______ as an object's speed increases. |
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Term
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THE SCIENCE GAME
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Definition
| An airplane flew a distance of 650 kilometers at an average spees of 300 km/h. HOw much time did the flight take? |
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Term
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THE SCIENCE GAME
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Definition
| You start to roll backward down a hill on your bike, so you use the brakes to stop our motion. In what direction did you accelerate? |
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Term
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THE SCIENCE GAME
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Definition
| Infer the motion of a car whose speed-time graph shows a horizontal line, followed by a straight line that slopes downward to the bottom of a graph. |
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Term
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THE SCIENCE GAME
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Definition
| Compare and contrast speed, velocity, and acceleration. |
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Term
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THE SCIENCE GAME
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Definition
| What is the difference between static friction and sliding friction? |
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Term
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THE SCIENCE GAME
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Definition
| Explain whether a force is acting on a car that is moving at 20 km/h and turns to the left. |
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Term
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THE SCIENCE GAME
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Definition
| Describe the factors that cause static friction between two surfaces to increase. |
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Term
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THE SCIENCE GAME
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Definition
You are racing a cart down the hallway. If you go 10 meters in 5 seconds, what is your speed? (Remember speed equals distance divided by time.)
a. 2 meters per second
b. 2 miles per hour
c. 50 meters per second |
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Term
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THE SCIENCE GAME
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Definition
| Explain whether an object can be moving if the net force acting on the object if zero. |
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