Physics 1.2 Understanding Forces

What is force?

• A type of energy

• A push or pull on an object

• A measure of mass

• A form of light

What results from an object's interaction with another object?

• Energy

• Force

• Mass

• Volume

Which of the following is NOT a characteristic of a contact force?

• Acts between touching objects

• Requires physical contact

• Acts over a long distance

• Includes friction

Which force is experienced by a rope when it is pulled from both ends?

• Frictional force

• Tension force

• Magnetic force

• Normal force

Which force is involved when a box is resting on a table?

• Tension force

• Normal force

• Magnetic force

• Applied force

What are Isaac Newton's ideas used for today?

• To explain how objects move

• To create music

• To paint pictures

• To write stories

What is required to overcome inertia?

• A balanced force

• An unbalanced force

• No force

• A gravitational force

If two objects have the same acceleration but different masses, how do their forces compare?

• The object with less mass has more force

• The object with more mass has more force

• Both have the same force

• Force is not related to mass

What is the effect of zero net force on an object?

• The object speeds up

• The object slows down

• The object remains at rest or moves at constant speed

• The object changes direction

In what unit is mass measured?

• Kilograms

• Newtons

• Meters

• Liters