7.1

Question 1

What is Newton’s first law of motion

Answer 1

• A body will remain at rest or continue to move with constant velocity unless acted upon by a resultant force

Question 2

What is Newton’s third law of motion

Answer 2

When two objects interact, each exerts an equal but opposite force on the other during the interaction

Question 3

What are the four fundamental forces

Answer 3

• Gravitational
(-technically not a force and rather just the bending of space-time)

• Electromagnetic
• Strong nuclear
• Weak nuclear

Question 4

Describe what is seen in interactions of Newton’s third law

Answer 4

• Pair of forces of the same type

• each force acting on a different object
• never see both forces acting on the same object