speed
forces
laws of motion
surprise me!
100
A hotwheels car travels 10 meters in one second. What was the car's speed?
What is 10 meters per second?
100
What force of resistance is there between two surfaces in contact?
What is friction?
100
Who discovered the three laws of motion?
Who was Newton?
100
What is the amount of matter, or stuff, in an object called?
What is mass?
200
What is the formula for speed?
What is Speed = distance/time
200
What force causes a baseball to fall back to the ground after it has been hit by the bat?
What is gravity?
200
Which Law of Motion causes you to fly over the handlebars on your bike if you have a bike accident?
What is the 1st Law of Motion/the law of inertia?
200
What is the total force acting on an object?
What is net force?
300
If I bike 400 meters in 4 minutes, what is my speed?
What is 100 meters/minute (meters per minute)
300
True or False - All forces have a direction in which they act.
What is TRUE?
300
The balloon cars we made were driven by which of the Laws of Motion?
What is the 3rd Law of Motion?
300
What do we call the resistance of an object to changing what it is doing?
What is inertia?
400
If I am traveling 60 miles/hour, how far have I gone in 30 minutes?
What is 30 miles?
400
When an object is speeding up or slowing down, are the forces balanced or unbalanced?
What is unbalanced?
400
What is the formula for the 2nd Law of Motion?
What is Force = Mass x Acceleration?
400
What Law of Motion explains how rockets can be launched into space?
What is Newton's 3rd Law?
500
How long will it take me to travel 80 miles if I'm driving 80 mph?
What is one hour?
500
What do we call the measure of the force of gravity on an object?
What is weight?
500
If two cars have the same size engine (same force), which will accelerate faster, one with the smaller mass or the one with the larger mass?
What is the car with the smaller mass?
500
When a book is lying flat on a table and not moving, are the forces on it balanced or unbalanced?
What is balanced?
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