Asked by r

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

Answers

There are no human answers yet.
Answered by GPT-4o mini
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!

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