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HW Quiz 12/6/19

Total questions: 10

Worksheet time: 11mins

Name
Class
Date
1.

Alpha and beta decay are examples of this process.

a)

Fission

b)

Fusion

2.

Isotopes that have high binding energy are also

a)

very stable

b)

very unstable

3.

Elements 3-26 can be formed on

a)

Earth, during a fusion reaction

b)

stars, during a fusion reaction

c)

stars, after a supernova explosion

4.

This is the force holding the nucleus together:

a)

Gravity

b)

Strong force

c)

Weak force

d)

Electromagnetic force

5.

This theory explains why the universe is expanding.

a)

Big Bang Theory

b)

Accretion Theory

c)

Fission

d)

Fusion

6.

This element is the fuel of nuclear reactors.

a)

Hydrogen-2

b)

Uranium-235

c)

Cesium-137

d)

Plutonium-239

7.

This theory explains how the solar system or galaxies may have formed from surrounding debris, dust and gravity.

a)

Fission

b)

Fusion

c)

Big Bang Theory

d)

Accretion Theory

8.

Which force is responsible for holding the neutrons together, measurable during beta decay?

a)

Gravity

b)

Strong force

c)

Weak force

d)

Electromagnetic force

9.

Choose the element that is an alkali metal

a)

K

b)

Ti

c)

Zn

d)

Br

10.

Choose the description that matches a halogen.

a)

S block, period 2

b)

P block, group 17

c)

P block, period 6

d)

S block, group 2