Radioactivity

The process in which an unstable atomic nucleus emits charged particles and energy.

• radioisotope

• energy level

• radioactivity

• energy charging

Tags

NGSS.HS-PS1-8

A radioisotope is any atom that contains an unstable _____.

• energy level

• nucleus

• orbital

• electron

Tags

NGSS.HS-PS1-8

_____ is when the composition of a radioisotope changes.

• ions

• isomers

• nuclear decay

• Geiger counters

Tags

NGSS.HS-PS1-8

What are three types of nuclear radiation?

• alpha

• beta

• gamma

• delta

Tags

NGSS.HS-PS1-8

Name the quantity whose unit is

Becquerel

• Energy

• Force

• Radioactivity

• Stress

Tags

NGSS.HS-PS1-8

What instrument is used to measure radioactivity?

• Google counter

• Radiation meter

• Activity Counter

• Geiger counter

The three types of nuclear radiation in increasing order of penetrating power are ____.

• alpha, beta, gamma

• X ray, beta, gamma

• alpha, gamma, beta

• X ray, gamma, beta

Tags

NGSS.HS-PS1-8

Each atom has a half-life that is:

• The same for all atoms

• Unique and happens at a set rate

• Different depending on the amount

• Half-life is not a real thing

Tags

NGSS.HS-PS1-8

When you go to the dentist and get Xrays of your teeth, the dentist will typically have you put on a heavy vest. Inside this vest is lead which is a really dense metal capable of stopping MOST radiation. What radiation can penetrate lead?

• Alpha radiation

• Beta radiation

• Thermal radiation

• Gamma radiation

Name the instrument used to detect radioactivity.

• voltmeter

• ohmeter

• seismograph

• geiger counter

Tags

NGSS.HS-PS1-8