Earth's Forces Vocabulary

Which term means how quickly an object is moving?

• normal contact force

• distance

• gravity

• speed

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which terms means the quantity of matter in an object or substance?

• mass

• coefficient of friction

• weight

• friction

Which term means the force that occurs between two objects in contact, and is perpendicular to the surfaces?

• motion

• mass

• coefficient of friction

• normal contact force

Which term means the force of gravity on an object or substance?

• gravity

• weight

• mass

• friction

Tags

NGSS.MS-PS2-4

Which term means the length of a path traveled?

• unbalanced forces

• weight

• distance

• normal contact force

Which term means the degree of interaction between two surfaces?

• coefficient of friction

• motion

• balanced forces

• acceleration

Select the definition for unbalanced forces.

• a force that exists between all objects and tends to pull them together

• when a force does not have an equal force acting in the opposite direction on the same object

• a force between two surfaces in contact with one another that resists motion

• speeding up, slowing down, or changing direction

Tags

NGSS.MS-PS2-2

Select the definition for gravity.

• a push or a pull on an object

• a force that exists between all objects and tends to pull them together

• when forces are equal and act in opposite directions

• a force that exists between all objects and tends to pull them together

Tags

NGSS.HS-PS2-4

Select the definition for friction.

• a force that exists between all objects and tends to pull them together

• a push or a pull on an object

• a force between two surfaces in contact with one another that resists motion

• how an object is moving

Select the definition for acceleration.

• how an object is moving

• speeding up, slowing down, or changing direction

• a push or a pull on an object

• the force of gravity on an object or substance

Tags

NGSS.MS-PS2-2