Chapter 2: Motion and Force

What do you compare to know if something is moving?

• The color of the object

• The size of the object

• The changing positions of the person and the object

• The shape of the object

What is a fixed object used to determine if an object is in motion called?

• Frame of reference

• Relative motion

• Reference point

• Contact force

What must a contact force do to affect an object?

• Be near the object

• Touch the object

• Be the same size as the object

• Be the same color as the object

What is the term for the change in one object's position compared with another object's position?

• Frame of reference

• Relative motion

• Contact force

• Gravity

What can make an object start to move, move faster, slow down, stop, or change direction?

• Push or pull

• Color change

• Shape change

• Size change

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the term for the amount of matter in an object?

• Weight

• Gravity

• Mass

• Force

What is the term for the rate at which an object changes position?

• Speed

• Velocity

• Acceleration

• Distance

What is any change in the speed or direction of an object's motion called?

• Acceleration

• Velocity

• Speed

• Distance

Tags

NGSS.MS-PS3-1

How fast can a peregrine falcon fly when capturing prey?

• 275 mph

• 70 mph

• 100 mph

• 150 mph

What measures how fast an object moves?

• Speed

• Velocity

• Acceleration

• Distance

Tags

NGSS.MS-PS3-1