Tom Graphs
A flat line on a distance and time graph means . . .
No Motion/Stopped
The first law of motion is also called the law of __________.
Inertia
What simple machine a wheel chair ramp?
wedge wheel and axle inclined plane
Inclined Plane
What information must you have to calculate the speed of movement?
What force slows motion?
A steep line on a distance and time graph means . . .
Fast movement
3rd
Pulley
A ship sailed 120 miles. The trip took 2 hours. What was the speed of the ship?
60 mph
What is it called when two people are arm wrestling but no one is winning?
Balanced Force
A car is moving at a ______________ speed when it travels without speeding up or slowing down.
Which law explains why a stronger force is necessary to move a heavy load?
2nd
What type of simple machine is a knife?
If a car travels at a constant rate of 60 mph, how far will the car travel in 4 hours?
240 miles
Air Resistance
Draw a distance and time graph showing a race between Ed and Jo. Jo is the winner!
Teacher will check:)
Which law explains why a seatbelt is necessary in a car?
1st
What is a wheel and axle simple machine used to do?
A rubber band flew 10 feet in 2 seconds. What was the rubber band's speed?
5 feet per second
What force attracts all objects towards the Earth's center?
Gravity
Draw a distance and time graph that shows Tom leaving home walking slowly; stopping to rest on a park bench; running back home at a sprint.
Teacher will check:)
Which law explains the difference in moving a wheel barrel full of rocks and moving an empty wheel barrel?
2nd
A train is moving at a speed of 75 mph. It traveled for 3 hours at this speed. What distance did the train travel?
225 miles
When a swimmer pushes off the wall of the pool. Their body __________ in a forward direction.
Thrust