Forces & Motion Review

This person bought coffee and placed it on the seat next to them. If they stopped quickly and the coffee flew forward and spilled, which law would that represent?

• Newton's 1st Law
• Newton's 2nd Law
• Newton's 3rd Law

Based on the graph, what is most likely 
happening to the ball?

• The ball is sitting on a shelf. 
• The ball is rolling down a hill. 
•  The ball is being tossed in the air. 
• The ball is being bounced in a game. 

Alan travels 100 km in 5 hrs. Find his average speed in km/h.  Speed = Distance / Time

• 5km/hr
• 10km/hr
• 50km/hr
• 20km/hr

Which runner won the race?

• A
• B
• C

An object with a mass of 10 kg is accelerated upward at 2 m/s².  What force is required? Force = Mass x Acceleration

• 20 N
• 2 N
• 5 N
• 0 N

How could I reduce the force needed to lift the load?

• move the blue fulcrum away from the load
• move the blue fulcrum closer to the load
• place the  blue fulcrum in the middle

Which best describes 
the motion of the object? 

• It is sitting still. 
• It is moving at a constant  speed. 
• It is still and then begins moving. 
• It travels at constant speed and suddenly stops. 

What does a pulley system do?

• Forces two objects to split
• Changes an object's speed
• Changes an object's velocity
• Changes the direction of the pull used to lift the load

What is the net force on the block? 

• 5 Newtons up
• 5 Newtons down
• 15 Newtons up
• 15 Newtons down

Velocity is both ____ and _____. 

• speed , direction 
• speed, mass
• speed, density 
• direction, magnitude