4 Resultant Forces Calculations

Resultant force is the . . .

• force that acts in the opposite direction to motion.

• overall force acting on an object.

• unit for measuring force.

How do you calculate the resultant force when the forces on an object are acting in the same direction?

• Add the forces together.

• Subtract the smaller force from the larger force.

How do you calculate the resultant force when the forces on an object are acting in opposite directions?

• Add the forces together.

• Subtract the smaller force from the larger force.

Calculate the size of the resultant force acting on the truck.

• 0

• 10

• 15

• 25

Calculate the size of the resultant force acting on the ball.

• 0

• 5

• 10

• 15

Calculate the size of the resultant force acting on the paper aeroplane.

• 0

• 2

• 4

• 6

Calculate the size of the resultant force acting on the block.

• 0

• 1

• 11

• 21

Calculate the size of the resultant force acting on the parachute.

• 0

• 5

• 12

• 19

In which direction is the resultant force acting on the boat?

• left

• right

• upwards

• downwards

In which direction is the resultant force acting on the car?

• left

• right

• upwards

• downwards