True or false on the laws of motion

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Aristotle said motion needs an external push.

2. Statement is true

   No

   Statement

   The Aristotelian law of motion is correct.

3. Statement is true

   Yes

   Statement

   Zero net force means zero acceleration.

4. Statement is true

   No

   Statement

   Internal forces cancel in threes.

5. Statement is true

   Yes

   Statement

   Momentum of an isolated system is conserved.

6. Statement is true

   No

   Statement

   Newton was born in 1742.

Instructions

Decide whether each statement is true or false.

Explanation