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Total questions: 20

Worksheet time: 5hrs 0mins

Name
Class
Date
1.

Which of the following are natural isotopes of Uranium?

a)

U-238

b)

U-235

c)

U-234

d)

U-239

2.

What is 1+1

a)

10

b)

11

c)

100

d)

101

3.

Which term best describes the process of a single nucleus being split into two?

a)

nuclear fusion

b)

radioisotope detection

c)

nuclear fission

d)

separation of allotropes

e)

Cosmetic nucleosynthesis

4.

What is the atomic mass of hydrogen's most stable isotope?

a)

1

b)

2

c)

3

d)

4

5.

What is the most wordy and correct name of the material that one would use to make a zirconia knife?

a)

Zirconium knife

b)

Zirconia knife

c)

Zirconium Oxide knife

d)

Zirconium oxide powder pressed knife

e)

Zirconium oxide power pressed and frozen knife

6.

What is the last element in the alkali metals group?

a)

Potassium

b)

Francium

c)

molybdenum

d)

Germanium

7.

(On average) How far from the sun is Saturn?(select all that apply)

a)

9.6 AU

b)

890.8 million miles

c)

760 million miles

d)

10.5 AU

8.

What is the tallest mountain in our solar system?

a)

Mt. Everest

b)

Yellowstone

c)

Mt. Olympus

d)

Olympus Mons

9.

What defines an AU

a)

Math

b)

The distance between the earth and the sun

c)

The diameter of the sun

d)

The area that the earth covers as it revolves around the sun

10.

Who invented calculus?

a)

Isaac Newton

b)

Albert Einstein

c)

Edwin Hubble

d)

Marie Curie

11.

What is the melting point of gallium?(in degrees Fahrenheit)

a)

53

b)

2089

c)

739

d)

128

e)

86

12.

What is Earth's atmosphere mostly composed of?

a)

Oxygen

b)

Carbon dioxide

c)

Nitrogen

d)

methane

13.

Do you trust me?(hint: you should)

a)

Yes

b)

No

14.

What is the only group of elements that contains all phases of matter?

a)

Actinides

b)

Halogens

c)

Other non-metals

d)

alkaline-earth metals

15.

Why is pluto not considered a planet?

a)

It's too small

b)

It needs a more circular orbit

c)

It's too far from the sun

d)

It hasn't cleared its orbit

16.

Select the three sub-atomic particles that make atoms

a)

proton

b)

neutron

c)

electron

d)

positron

e)

pion

17.

How many dwarf planets are recognized by NASA?

a)

5

b)

100's

c)

1

d)

1000's

e)

38

18.

What is the smallest metric unit?

a)

milli

b)

yatta

c)

nano

d)

yocto

e)

zepto

19.

Which is NOT a use of the element neodymium?

a)

staining glass

b)

neutron absorption

c)

creating powerful ferromagnets

20.

1011-100

a)

111

b)

-1001011

c)

101

d)

10

e)

-1011100

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