Apply Newton's three laws of motion to real-world scenarios and use F = ma to calculate force, mass, and acceleration.
Show all formulas, substitutions, and units in calculation problems. Answer conceptual questions in complete sentences.
Apply Newton's Laws to real-world situations and solve problems involving force, mass, and acceleration.
Physics - Grade 6-8
- 1
State Newton's First Law of Motion in your own words.
- 2
A 5 kg box is pushed with a net force of 20 N. What is its acceleration?
- 3
What force is needed to accelerate a 1200 kg car at 3 m/s^2?
- 4
A ball rolls across the floor and eventually stops. What force caused it to stop?
- 5
Two teams in a tug-of-war pull the rope with equal force. What is the net force? What happens to the rope?
- 6
State Newton's Third Law and give an everyday example.
- 7
A 60 kg person stands on Earth (g = 10 m/s^2). What is their weight?
- 8
A net force of 8 N acts on a 4 kg object, giving an acceleration of 2 m/s^2. If the mass is doubled to 8 kg with the same force, what happens to the acceleration?