Forces and Motion Concepts

What is a force?

• A push

• A pull

• A push or a pull

• A type of energy

Which of these forces does not require direct contact between objects?

• Tension

• Normal force

• Gravity

• Friction

What force helps a submarine move forward by pushing water backward?

• Drag

• Buoyant force

• Thrust

• Spring force

What is the standard unit used to measure force?

• Meter

• Kilogram

• Newton

• Second

What forces are acting on the box in the vertical direction?

• Spring force and rope tension

• Gravitational force and normal force

• Spring force and gravitational force

• Rope tension and normal force

What is the net force acting on the box in the vertical direction?

• 80 N upwards

• 80 N downwards

• 0 N

• 160 N upwards

What is the net force acting on the box in the horizontal direction?

• 40 N to the right

• 40 N to the left

• 360 N to the right

• 360 N to the left

Which forces act on a hot air balloon that is rising and drifting left?

• Gravitational force, buoyant force, and vertical drag force

• Gravitational force, buoyant force, and horizontal drag force

• Gravitational force, buoyant force, vertical drag force, and horizontal drag force

• Buoyant force, vertical drag force, and horizontal drag force