Matter
Atoms and Chemical Reactions
Force and Motion
Energy
Magnetism and Waves
100

What are the three states of matter?


Solid, liquid, and gas

100

What element is in group 14, period 6?

Pb, lead
100

What is the unit for force?

newtons

100

What are the two types of potential energy?

        

Elastic and gravitational

100

A compass always points which direction?

Geographic North or Magnetic South

200

The change from a gas to a liquid.


condensation

200

How many valence electrons does Sodium (Na) have?




1

200

What is the net force?

15 N <---  and ----> 5 N

10 N <---

200
What has more potential energy: the top of a roller coaster or the bottom of a roller coaster?

the top of a roller coaster

200

Magnetic fields flow which direction?

from north to south

300

Melting, dissolving, and breaking are all what type of change?

physical change

300

What are the two types of bonding?

                 





ionic bonding and covalent bonding

300

An object in motion will stay in motion and an object at rest will stay at rest unless acted on by an unbalanced force.

Newton's First Law

300

What type of energy is this?


elastic potential energy

300

What are the three types of mechanical waves?

longitudinal, transverse, and surface waves

400

What are the two types of mixtures?

             

homogeneous and heterogeneous

400

A chemical reaction that releases energy in the form of heat is called...

exothermic reaction

400

What are the four types of friction

rolling, static, fluid, and sliding

400

What has more kinetic energy:

A car traveling at 5 mph

A bike traveling at 5 mph

the car, it has more mass

400

What is another word for a medium?

a material, matter, liquid, solid, gas

500

The change from a solid straight to a gas.


sublimation

500

What is this called?

4 H + 2 O2 --> 2 H2O

Chemical equation, chemical reaction

500

The rate at which velocity changes?

acceleration

500

How do you determine the total energy of an object?

Potential energy + kinetic energy

500

What is the trough of a wave?

The lowest point of a transverse wave