Quiz 7 Review

Nuclear Isotope Symbols

2

What are the two requirements for an isotope?
Same number of _______ .
Different number of _______ .

6

Four mystery atoms (Q,R,S & T) are shown below. How many neutrons does each atom have?

_______   
_______ 
_______
_______

Which of the four atoms are the same element?
_______and _______ 

2

Nuclear fusion occurs when __________________.

2

Nuclear fission occurs when __________________.

2

What happens to the nucleus of an atom that undergoes alpha decay?

1

An isotope is shown below. Which of the following changes would result in the isotope osmium-186?

1

Fill in the missing isotope symbol. You can type or draw.

4

Describe how the carbon-14 nuclei changed in this nuclear decay.

4

Hydrogen-1 fuses with hydrogen-2 to create a new nucleus. Gamma radiation is released in the process. Write the balanced nuclear reaction below. You can type or draw.

4

Hydrogen-1 fuses with with nitrogen-15. A new nucleus is made and an alpha particle is released. Write the balanced nuclear reaction below.

1

Radon-222 undergoes alpha decay. Write the balanced nuclear reaction. You can type or draw.

2

What is a stellar nebula?

4

Describe how a stellar nebula becomes a main sequence star.

1

What will our sun become in the next stage of its life?

2

Which star(s) has/have supernova explosions? Select all that apply.

2

Which two possible stars form after a supernova?
_______ OR _______ 

4

Describe what happens when the hydrogen fuel runs out in a main sequence star?

4

Arrange these galaxies in order of distance from earth, from closest (1) to farthest (4).

Galaxy A
Galaxy B
Galaxy C
Galaxy D

1 - Closest
2
3
4 - Farthest

4

Quiz 7 Review

Nuclear Isotope Symbols

Nuclear fusion occurs when __________________.

Nuclear fission occurs when __________________.

What happens to the nucleus of an atom that undergoes alpha decay?

An isotope is shown below. Which of the following changes would result in the isotope osmium-186?

Fill in the missing isotope symbol. You can type or draw.

Describe how the carbon-14 nuclei changed in this nuclear decay.

Hydrogen-1 fuses with hydrogen-2 to create a new nucleus. Gamma radiation is released in the process. Write the balanced nuclear reaction below. You can type or draw.

Hydrogen-1 fuses with with nitrogen-15. A new nucleus is made and an alpha particle is released. Write the balanced nuclear reaction below.

Radon-222 undergoes alpha decay. Write the balanced nuclear reaction. You can type or draw.

What is a stellar nebula?

Describe how a stellar nebula becomes a main sequence star.

What will our sun become in the next stage of its life?

Which star(s) has/have supernova explosions? Select all that apply.

Describe what happens when the hydrogen fuel runs out in a main sequence star?

Arrange these galaxies in order of distance from earth, from closest (1) to farthest (4).

Which element(s) is/are in this star? Select all that apply.

Nuclear Isotope Symbols

Nuclear fusion occurs when __________________.

Nuclear fission occurs when __________________.

What happens to the nucleus of an atom that undergoes alpha decay?

An isotope is shown below. Which of the following changes would result in the isotope osmium-186?

Fill in the missing isotope symbol. You can type or draw.

Describe how the carbon-14 nuclei changed in this nuclear decay.

Hydrogen-1 fuses with hydrogen-2 to create a new nucleus. Gamma radiation is released in the process. Write the balanced nuclear reaction below. You can type or draw.

Hydrogen-1 fuses with with nitrogen-15. A new nucleus is made and an alpha particle is released. Write the balanced nuclear reaction below.

Radon-222 undergoes alpha decay. Write the balanced nuclear reaction. You can type or draw.

What is a stellar nebula?

Describe how a stellar nebula becomes a main sequence star.

What will our sun become in the next stage of its life?

Which star(s) has/have supernova explosions? Select all that apply.

Describe what happens when the hydrogen fuel runs out in a main sequence star?

Arrange these galaxies in order of distance from earth, from closest (1) to farthest (4).

Which element(s) is/are in this star? Select all that apply.