A process in which a large nucleus splits into two or more parts is called _____.(1 point)

Question

Responses

nuclear fission
nuclear fission

nuclear fusion
nuclear fusion

radioactive decay
radioactive decay

beta decay

An alpha particle is made up of _____.(1 point)
Responses

one proton and one neutron
one proton and one neutron

two electrons
two electrons

two protons and two neutrons
two protons and two neutrons

one electron

Use the model to answer the question.

An illustration shows an alpha particle emitting from the nucleus of an atom. The alpha particle consists of two protons and two neutrons.

Which statement best describes the type of radioactive decay shown in the model?

(1 point)
Responses

The model shows alpha decay, which is not a type of nuclear fission.
The model shows alpha decay, which is not a type of nuclear fission.

The model shows alpha decay, which is a type of nuclear fission.
The model shows alpha decay, which is a type of nuclear fission.

The model shows beta decay, which is not a type of nuclear fission.
The model shows beta decay, which is not a type of nuclear fission.

The model shows beta decay, which is a type of nuclear fission.

Is beta decay a form of nuclear fission?(1 point)
Responses

Yes, it is because the atomic number changes.
Yes, it is because the atomic number changes.

No, it is not because the mass number does not change.
No, it is not because the mass number does not change.

No, it is not because the atomic number does not change.
No, it is not because the atomic number does not change.

Yes, it is because the mass number changes.

Which statement correctly classifies gamma emission?(1 point)
Responses

Gamma emission is a type of radioactive decay, but it is not a fission reaction.
Gamma emission is a type of radioactive decay, but it is not a fission reaction.

Gamma emission is not a type of radioactive decay, but it is a fission reaction.
Gamma emission is not a type of radioactive decay, but it is a fission reaction.

Gamma emission is not a type of radioactive decay or a fission reaction.
Gamma emission is not a type of radioactive decay or a fission reaction.

Gamma emission is a type of radioactive decay that is also a fission reaction.

Answer 1

Here are the correct answers to each of your questions:

1. A process in which a large nucleus splits into two or more parts is called nuclear fission.

2. An alpha particle is made up of two protons and two neutrons.

3. Which statement best describes the type of radioactive decay shown in the model?

   • The model shows alpha decay, which is not a type of nuclear fission.

4. Is beta decay a form of nuclear fission?

   • No, it is not because the mass number does not change.

5. Which statement correctly classifies gamma emission?

   • Gamma emission is a type of radioactive decay, but it is not a fission reaction.

Let me know if you need further assistance!