1) What is the unit of Force? a) Gravity b) Newton c) Joules d) Celsius 2) Forces always come in pairs? a) True b) False 3) A book is placed on a table, are the forces acting on the book balanced or unbalanced? a) Balanced b) Unbalanced 4) A skydiver has two forces acting on him, what are they? a) gravity and upthrust b) air resistance and upthrust c) air resistance and gravity d) push and pull 5) What will be the biggest force acting on a skydiver when they first open the chute a) gravity b) air resistance 6) What piece of equipment do we measure force with? a) Scales b) Our hands c) Newton meter d) Ruler 7) Which one of these forces is a non- contact force a) Push b) Air resistance c) Friction d) Static elecricity 8) Which one of these is a contact force? a) gravity b) static electricity c) upthrust 9) What is the force called that keep us from sinking into the ground a) gravity b) reaction force c) friction 10) What direction does gravity pull us a) upwards b) downwards c) towards the centre of the earth d) sideways 11) When upthrust is bigger than gravity the boat will a) float b) sink c) bob up and down

forces quiz

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