Radioisotopes

What type of radioactive decay is this example?

• Alpha

• Negative Beta

• Positive Beta

• Gamma

Tags

NGSS.HS-PS1-8

When an unstable radioactive atom decays, it usually turns into:

• a more stable atom

• a less stable atom

• the exact same atom but with less pure energy

• empty space

Tags

NGSS.HS-PS1-8

What type of radioactive decay is this example?

• alpha

• beta minus

• beta plus

• gamma

Tags

NGSS.HS-PS1-8

What is a radioisotope?

• A stable isotope

• An isotope that emits radiation

• An isotope with no neutrons

• An isotope with no protons

Tags

NGSS.HS-PS1-8

What is the name given to an "unstable" isotope?

• radioactive

• radioisotopes

• photon

• electron cloud

Tags

NGSS.HS-PS1-8

Match each radioisotope with it's common application

• cancer treatment

• Co-60

• geological formations

• 
  I-131

• organic remains / fossils

• U-238

• thyroid disorders

• C-14

Match the radioactive isotope to its decay product (daughter).

• Nitrogen-14

• ^Carbon-14

• Calcium-40

• ^Uranium-238

• Strontium-87

• ^Rubidium-87

• Lead-206

• ^Potassium-40

Tags

NGSS.HS-PS1-8

The ​ (a)   isotope changes naturally over time as they decay.

• unstable

• stabe

• constant

• element

Tags

NGSS.HS-PS1-8

Match the following

• Pb206

• potassium 40

• Sr87

• Rb87

• Ar40

• C14

• N14

• U238

Tags

NGSS.HS-PS1-8

Carbon-14 decomposes into ​ (a)  

• Nitrogen-14

• Nitrogen-12

• Uranium

• Lead

• Argon

• Potassium

Tags

NGSS.HS-PS1-8