Physical Science

Question 1

Radiation

Answer 1

Heat transferred through electromagnetic waves

Question 2

Convection

Answer 2

Heat transferred through a gas or liquid

Question 3

Conduction

Answer 3

Heat transferred through two objects touching

Question 4

Newtons 1st Law

Answer 4

When an object is 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 5

Newton’s 2nd Law

Answer 5

When two forces on an object are balanced the object doesn’t move. When the forces are unbalanced it will cause the object to accelerate.

Question 6

Newton’s Third Law

Answer 6

For every action there is an equal and opposite reaction.

Question 7

Chemical property

Answer 7

properties of a substance that are only observable during a chemical reaction.

Question 8

Chemical change

Answer 8

When two substances form a new substance

Question 9

Physical change

Answer 9

Is a change is matter in which the type of matter stays the same. During a physical change only the physical properties of the matter change

Question 10

Physical property

Answer 10

Something you can observe with your senses and it doesn’t change the chemical nature of matter

Question 11

Friction

Answer 11

The resistance between two objects rubbing together

Question 12

Speed

Answer 12

How fast an object is able to move