Physical Science Vocab Review

What is the net force in this example?

• 200N --->
• 125N <---
• 50N <---
• 75N---> 

What substances below would reduce friction?

• water 
• soap 
• oil
• all of the above 

What is the formula for calculating Speed? 

• distance divided by time 
• speed multiplied by time 
• distance divided by speed 
• force equals mass times acceleration 

This picture is unbalanced. 

• True 
• False 

A person is pushed forward into their seatbelt when a car stops. 

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

What type of net force produces movement? 

• Balanced 
• Unbalanced 

Resisting change is....

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

What is defined as a push or pull? 

• Acceleration 
• Force 
  Motion 
• Velocity 
• Force 

What is the invisible force when two object comes in contact with each other?

• gravity 
• pull
• push 
• friction 

What law does this image represent? 

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