Timbre is ___________.

Responses:

the sound quality of a particular instrument or voice

the aspect of music having to do with time

the relationship among various voices or instrumental lines

the specific list of instruments to be used in a particular work

11 answers

Timbre is the sound quality of a particular instrument or voice.

Multiple Choice
A chamber orchestra is __________ than a symphony orchestra.

Responses:

smaller

larger

more advanced

louder

A chamber orchestra is smaller than a symphony orchestra.

How does the nucleus change in beta-plus decay?
Responses:

The mass number increases by one, and the atomic number remains the same.

The mass number remains the same, and the atomic number increases by one.

The mass number decreases by one, and the atomic number remains the same.

The mass number remains the same, and the atomic number decreases by one.

In beta-plus decay, the mass number remains the same, and the atomic number decreases by one.

An unstable nucleus undergoes gamma decay. How does the nucleus change?
Responses

It becomes more stable by repositioning its particles.

It becomes more stable by emitting energy and particles.

It becomes less stable by emitting energy and particles.

It becomes less stable by repositioning its particles.

An unstable nucleus undergoes gamma decay and becomes more stable by emitting energy.

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

Yes, it is because the mass number changes.

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

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

Yes, it is because the atomic number changes.

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

Which statement correctly classifies gamma emission?
Responses

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

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