Chapter 6: Force and Pressure

Fill-in-the-blank flashcards covering key concepts from Chapter 6: Force and Pressure.

Force is a physical quantity defined as a __ on a body.

push or pull

The magnitude of force is called the __ of force.

magnitude

The direction in which force is applied is called the __ of force.

direction

In the International System of Units, the unit of force is __.

Newton (N)

Force comes into play only when there is an __ between two objects.

interaction

A force always has a __.

direction

Forces can be of different types, including __ forces and contact forces.

non-contact

If two forces have equal magnitudes but opposite directions, the __ on the object is zero.

resultant force

If the forces act in the same direction, the __ is the sum.

resultant force

A force can change the __ of an object if it is moving or can move an object if it is at rest.

speed

When brakes are applied to a moving car, the car __ down.

slows

When the accelerator is pressed, the speed of the car __.

increases

A fielder stops a moving ball by applying __ with his hands.

force

In tug-of-war, if two people pull with equal magnitude in opposite directions, the rope will __.

not move from its position

Pressure is exerted by air and by __.

liquids

The measurement of pressure is followed by its __.

applications