WHAT IS MOTION ?

All kind of things around you move in __________ ways .

• same

• different

• optional

• alike

Motion is a change in the _______ of an object .

• mass

• weight

• position

• particles

The change in one object´s position compared with another object´s position is called _________ motion.

• sequence

• optional

• relative

• consecutive

You use relative motion of the objects around you to decide what is ________ and what is not.

• moving

• growing

• interfering

• referring

Objects that do not move define your frame of ________ .

• motion

• stability

• reference

• energy

A ________ point is a place or object used to determine if an object is in motion.

• clear

• view

• scattered

• reference

_________ make objects move or stop .

• Motion

• Forces

• Gravity

• Mass

A _______ is any push or pull .

• mass

• direction

• force

• contact

Some forces act only on _________ .

• motion

• energy

• contact

• gravity

A __________ force must touch an object to affect it .

• gravity

• contact

• energy

• full