Physical Science

Question 1

Radiation

Answer 1

Is the transfer of heat from the sun.

Question 2

Convection

Answer 2

Is the transfer of warm liquids or gases to cooler air.

Question 3

Conduction

Answer 3

The flow of heat through touch.

Question 4

Chemical properties

Answer 4

Of a substance are Properties that are only observable during a chemical reaction.

Question 5

Friction

Answer 5

Is a force that occurs when two objects rub against an other and slows down an object or stops it.

Question 6

Average speed

Answer 6

How far an object moves in a certain amount of time.

Question 7

Velocity

Answer 7

Speed and direction and objects moving.

Question 8

Physical changes

Answer 8

Changes that affect the form of a chemical substance.

Question 9

Physical properties

Answer 9

Properties that are used to observer matter they can be measured.

Question 10

Newton’s first law

Answer 10

When an object in motion, it wants to stay in motion. When an object is at rest it wants to stay at rest forever this is called inertia.

Question 11

Chem

Answer 11

They occur when a substance combines with another to form a new substance.