8.6 Physics -SC2

What is the net force?

• 17 N Right
• 3 N Right
• 3 N Left
• 17 N Left

What is the net force

• 10 N
• 0 N
• 25 N
• 1 N

Newton's Third Law of Motion states that any action will have a(n) _______ and ______ reaction

• Equal and similar
• Equal and opposite
• Equal and different
• Greater and opposite

What is the speed of an object that travels 20 meters in 4 seconds?  (Hint: Speed = Distance / Time)

• 80 m/s
• 0.2 m/s
• 5 m/s
• 24 m/s

A net force of 15 N is exerted on an encyclopedia to cause it to accelerate at a rate of 5 m/s2. Determine the mass of the encyclopedia? (F=ma)

•  m = 3.0 kg
• m = 4.0 kg 
• m = 3.0 ml 
• m = 30.0 g

Which color circle has the most kinetic energy but the least potential energy?

• red

• green

• purple

• yellow

Which color circle has the most potential energy but the least kinetic energy?

• red

• blue

• green

• purple

How would friction affect the ball's movement?

• It would help by making it accelerate more

• It would help by making it accelerate a little

• It would make the ball slow down

Driving to Dallas at 95 mph North, is an example of?

• speed

• velocity

• acceleration

• none of the above

What law is best described by inertia?

• 1st
• 2nd
• 3rd