Atoms and Energy
Chemistry of Materials
Chemical Reactions
Atoms and Energy 2
Force and Motion
100

What is the name for stored energy of an object due to composition or position?


a. Potential Energy

b. Thermal Energy

c. Kinetic Energy

d. Mechanical Energy

A. Potential Energy

100

The amount of space matter takes up is...

a. density

b. composition

c. mass

d. volume

d. volume

100

What is the common name for H2O?

Water

100

True or False? Atoms are composed mainly of photons?

False

100

---- is described by having both speed and direction.

Velocity

200

Which is larger, a neutron or an electron?

A neutron is about 1,839 times larger than an electron.

200


Which of these terms would combined water and sand best represent?

a. element

b. solution

c. compound

d. mixture

d. mixture

200

Which is the solvent and which is the solute?

Water and Salt


Water = Solvent

Salt = Solute

200

In magnets, do two positive ends attract or repel each other?

Repel

200

True or false - Perpetual motion is impossible to achieve.

True

300

Does an electron have a positive or negative charge?

Negative charge, Protons have positive charge, Neutrons are electrically neutral.

300

The periodic table of the elements represents/describes different types of what? In other words, a pure element is made up of only one type of... 

Atom, each element represents a different type of atom.

300

Which of these involves a chemical change?

a. Mixing sand and water

b. Burning paper

c. Crushing a diamond

d. Writing on paper

B. Burning paper

300

True or False - Everything with mass also has gravity.

True - you pull on the earth just like it pulls on you (you're just much smaller)

300

Energy cannot be ---- 

a. increased or decreased in regard to an objects potential or kinetic energy.

b. transferred or absorbed

c. created or destroyed

d. transferred via rays, or via waves.

C. 

400

(Very) Approximately how many atoms are in a single cell? 

a. 100 Billion

b. 1 Billion

c. 100 Trillion

d. 5 Million

c. 100 Trillion, there's around 30-40 Trillion cells that make up a person.


400

Name the four states of matter (100 each)


Solid, Liquid, Gas, Plasma

400

The amount of matter in a solid, liquid or gas is called what?

a. Volume

b. Essence

c. Mass

d. Density

C. Mass

400

True or False -  Infrared light has a shorter wavelength than UV (ultraviolet) light 

True

400

An objects tendency to either remain in motion (if already in motion) or at rest (if already at rest) relates to what property of matter?

Inertia

500
Name five types of electromagnetic waves/areas on the electromagnetic spectrum. (100 points each) (hint: think waves and rays)

Radio waves, microwaves, infrared radiation, visible light, gamma radiation, X-rays

500

When you dissolve a solute into a solvent, what do you have?


A solution

500

If something has a pH of less than 7, what is it?

Acid

500

Order the 7 colors of the rainbow from longest wavelength to shortest.


Red, Orange, Yellow, Green, Blue, Indigo, Violet

500

If you dropped two weights of the same size/shape, one weighing 10 lbs. and the other 20 lbs., from the same height (say 50 ft.) which would hit the ground first?

Could a penny dropped from the empire state building's roof kill someone down below?

Hit ground at same time.

No. Air resistance.

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