Question 1

Video #1, Question #1

Match the particle to its' description:

Column A
1.


:


2.


:


3.


:


4.
Is the same as a Helium atom:
Is the same as a Helium atom
5.
Is an electron:
Is an electron
6.
Is pure energy:
Is pure energy
Column B
a.Alpha particle
b.Gamma particle
c.Beta particle
Question 2
Video #1, Question #2

In the element above the mass number is and the atomic number is .

Blank 1:
Blank 2:
Video #2

Watch the following video and answer the corresponding questions:

Video #2

Question 3
Video #2, Question 1

Which process occurs when two nuclei come together to form one bigger nucleus?

a
fission
b
fusion
c
radioactive decay
Question 4
Video #2, Question #2

Which process occurs when one nucleus splits to form two smaller nuclei?

a
fission
b
fusion
c
radioactive decay
Question 5
Video #2, Question #3

Scientists have been able to develop a nuclear fusion plant to generate energy.

True
False
Question 6
Video #2, Question #4

Match the nuclear reaction to its description.

Column A
1.
Forms two lighter nucleus:
Forms two lighter nucleus
2.
Forms one heavier nucleus:
Forms one heavier nucleus
3.
cb794d20-2b7f-4bf4-a043-964706757c9a

:
cb794d20-2b7f-4bf4-a043-964706757c9a

4.
808ecb1f-d7df-46f5-9d92-076db0dd74a0

:
808ecb1f-d7df-46f5-9d92-076db0dd74a0

5.
Has been successfully used to generate energy:
Has been successfully used to generate energy
6.
Has NOT been successfully used to generate energy/electricity:
Has NOT been successfully used to generate energy/electricity
Column B
a.Fission
b.Fusion
Video #3

Watch the following video and answer the corresponding questions:

Video #3

Question 7
Video #3, Question #1

The missing box would be the number and this is a form of decay.

Blank 1:
Blank 2:
Question 8
Video #3, Question #2

The number in the box is and this is a form of decay.

Blank 1:
Blank 2:
Question 9
Video #3, Question #3

The number in the box is and this is a form of decay.



Blank 1:
Blank 2:
Question 10
Video #3, Question #4

The element in the missing box is . (Use the symbol from the periodic table, not the whole name.)

Blank 1:
Question 11
Video #3, Question #5

If the following element undergoes alpha decay, which element does it change into?

a
Uranium (U)
b
Francium (Fr)
c
Radium (Ra)
d
Radon (Rn)
Video #4

Watch the following video and answer the corresponding questions:

Video #4

Question 12
Video #4, Question 1

A stable nucleus will decay, or emit, particles.

True
False
Question 13
Video #4, Question #2

Match the particle to its description.

Column A
1.
Relatively large particle:
Relatively large particle
2.
This particle cannot penetrate very far into other materials:
This particle cannot penetrate very far into other materials
3.
Can be absorbed by a sheet of paper:
Can be absorbed by a sheet of paper
4.
Can penetrate other materials moderately:
Can penetrate other materials moderately
5.
Can be absorbed by a sheet of aluminum:
Can be absorbed by a sheet of aluminum
6.
Has no mass and a negative charge:
Has no mass and a negative charge
7.
Has no mass and no charge:
Has no mass and no charge
8.
Can be absorbed by lead:
Can be absorbed by lead
9.
Can travel long distances:
Can travel long distances
Column B
a.Gamma particle
b.Beta particle
c.Alpha particle
Video #5

Watch the following video and answer the corresponding questions.

Video #5

Question 14
Video #5, Questions #1

The amount of time it takes for half of a sample to disappear is:

a
fusion
b
fission
c
half-life
d
nuclear chemistry
Question 15
Video #5, Question #2

The half-life for a 100-gram sample of radioactive element X is 5 days. How much of element X remains after 10 days have passed?

a
100 g
b
25 g
c
75 g
d
50 g
Question 16
Video #5, Question #3

Sodium-24 has a half-life of approximately 15 hours. If only one-eighth of the sodium-24 remains, about how much time has passed?

a
30 hours
b
45 hours
c
15 hours
d
60 hours

1 answer

Sure! Here are the answers based on the provided questions:

Question 1

Match the particle to its' description:

  1. Is the same as a Helium atom: a. Alpha particle
  2. Is an electron: c. Beta particle
  3. Is pure energy: b. Gamma particle

Question 2

In the element above the mass number is ___ and the atomic number is ___ .**

  • Blank 1: (Provide the mass number from the video)
  • Blank 2: (Provide the atomic number from the video)

Question 3

Which process occurs when two nuclei come together to form one bigger nucleus?

  • b. fusion

Question 4

Which process occurs when one nucleus splits to form two smaller nuclei?

  • a. fission

Question 5

Scientists have been able to develop a nuclear fusion plant to generate energy.

  • False (As of my training cut-off, fusion power plants are still experimental and not yet widely available.)

Question 6

Match the nuclear reaction to its description:

  1. Forms two lighter nucleus: a. Fission
  2. Forms one heavier nucleus: b. Fusion
  3. (Missing description provided as "cb794d20-2b7f-4bf4-a043-964706757c9a") (Need description)
  4. (Missing description provided as "808ecb1f-d7df-46f5-9d92-076db0dd74a0") (Need description)
  5. Has been successfully used to generate energy: b. Fusion (in experimental reactors, not yet for commercial use)
  6. Has NOT been successfully used to generate energy/electricity: a. Fission

Question 7

The missing box would be the number ___ and this is a form of ___ decay.

  • Blank 1: (Provide the number from the video)
  • Blank 2: (Provide the type of decay)

Question 8

The number in the box is ___ and this is a form of ___ decay.

  • Blank 1: (Provide the number from the video)
  • Blank 2: (Provide the type of decay)

Question 9

The number in the box is ___ and this is a form of ___ decay.

  • Blank 1: (Provide the number from the video)
  • Blank 2: (Provide the type of decay)

Question 10

The element in the missing box is ___ .

  • Blank 1: (Provide the symbol from the periodic table)

Question 11

If the following element undergoes alpha decay, which element does it change into?

  • c. Radium (Ra) (This depends on the element in question; Radium is a typical outcome of alpha decay but verify the specific element from the video.)

Question 12

A stable nucleus will decay, or emit, particles.

  • False

Question 13

Match the particle to its description:

  1. Relatively large particle: c. Alpha particle
  2. This particle cannot penetrate very far into other materials: c. Alpha particle
  3. Can be absorbed by a sheet of paper: c. Alpha particle
  4. Can penetrate other materials moderately: b. Beta particle
  5. Can be absorbed by a sheet of aluminum: b. Beta particle
  6. Has no mass and a negative charge: b. Beta particle
  7. Has no mass and no charge: a. Gamma particle
  8. Can be absorbed by lead: a. Gamma particle
  9. Can travel long distances: a. Gamma particle

Question 14

The amount of time it takes for half of a sample to disappear is:

  • c. half-life

Question 15

The half-life for a 100-gram sample of radioactive element X is 5 days. How much of element X remains after 10 days have passed?

  • b. 25 g (After 10 days, two half-lives have passed, so 100g → 50g → 25g)

Question 16

Sodium-24 has a half-life of approximately 15 hours. If only one-eighth of the sodium-24 remains, about how much time has passed?

  • a. 45 hours (Since one-eighth means three half-lives: 15h x 3 = 45h)

Feel free to fill in any blanks from the video content you have available!