Week 5, science, motion, Johann

It is a push or a pull.

• gravity

• force

• mass

The force of attraction that exist between any two objects:

• gravity

• mass

• force

It is the amount of matter in an object:

• force

• gravity

• mass

It is a measure of the pull of gravity on an object mass:

• force

• weight

• newton

It is the unit to measure force or weight:

• force

• weight

• newton

This is an example of:

• Mass

• Gravity

• Newton

This is an example of

• weight

• mass

• gravity

It is the combination of all the forces acting on an object:

• force

• net force

• balanced forces

They are equal forces acting in opposite directions:

• balanced forces

• net force

• force

Match the following terms with the definations.

• frame of reference

• The object an observer uses to detect motion

• speed

• The cahnge in position of one object compared to the position of another.

• displacement

• It is the direction and shortest distance between two points.

• relative motion

• The distance an object moves in a certain period of time.

• speedometer

• A devise that shows instantaneous speed