alleryStart learning →Mark the force term the call names
Read exercise and reference answers
- Clues and terms
- Clue
- The property that keeps an object doing what it is already doing until a force acts
- Item
- Inertia
- Clue
- The push a surface gives an object on it, at a right angle to that surface
- Item
- Normal force
- Clue
- The force that opposes motion and acts parallel to the surface in contact
- Item
- Friction
- Clue
- The force inside a rope, chain or strut that is holding something up
- Item
- Tension
- Clue
- The unit of force in the international system of units, given the symbol N
- Item
- Newton
- Clue
- The vector sum of all the forces acting on the same object
- Item
- Resultant
- Clue
- A sketch showing the object as a dot with every force drawn as an arrow off it
- Item
- Free body
- Clue
- Body A pushes body B, and body B pushes back just as hard the other way
- Item
- Third law
- Clue
- The always attractive non-contact force that arises between objects because of mass
- Item
- Gravity
- Instructions
- Read each call, then tap the term it describes. Three marks in a line wins.
_Source: Siyavula Physical Sciences Grade 11 (CC BY 4.0), Chapter 2 Newton's Laws_