1P - Introduction to Forces Knowledge Test

Instructions:

1. Fill in your exam number in the box above.
2. Answer all questions

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1) What is a force?

2) What do we use force arrows for? How do we draw them?

3) What do we measure forces in? What symbol can we use?

4) What is one Newton equivalent to?

5) What happens if forces are combined?

6) How do we calculate whether forces are balanced or unbalanced? How can we tell if a force is negative? What is the 'resultant force'?

7) What is momentum? Pick the most correct answer.

8) How can we change momentum?

9) Why do we need unbalanced forces?

10) What is acceleration dependent on?

11) How can we cause friction?

12) What does the amount of friction depend on?

13) In what direction does friction always act in relation to motion?

14) In what direction does a reaction force work and what size is this force?

15) What is a the name of the force a solid object applies back, when acted upon by another force?

16) What is deformation?

17) How is the force of tension created?

18) When will a spring stop deforming?

19) What are the 3 non-contact forces?

20) How else, other than rubbing two objects together, can friction be produced? What is this also known as?

21) Why do cars have a top speed?

22) What is the name of the force produced by an engine or motor?

23) Energy Cells Particles Forces

24) How do the Big Ideas link to this topic?