Radioactive Decay & Fission/Fusion

Takes two small nuclei and combines them into a larger nucleus

• fission
• fusion

Tags

NGSS.HS-PS1-8

The splitting of a nucleus into smaller nuclei is

• fusion
• fission
• half-life
• gamma radiation

Tags

NGSS.HS-PS1-8

Which atoms combine together during fusion reaction on the sun?

• Helium and Hydrogen atoms
• Hydrogen atoms
• Hydrogen and Lithium atoms
• Hydrogen and Carbon atoms

Tags

NGSS.HS-ESS1-1

_________ happens naturally due to an unstable nucleus.

• fission
• fusion
• radioactive decay
• K-capture

Tags

NGSS.HS-PS1-8

The splitting of a nucleus into smaller nuclei is

• fusion
• fission
• decay
• gamma radiation

Tags

NGSS.HS-PS1-8

How long will it for a take for 40 grams of cobalt-60 if the half-life of cobalt-60 is 5.26 years sample to decay to 5 grams?

• 17.75 days

• 15.78 years

• 15.15 years

• 17.17 years

Tags

NGSS.HS-PS1-8

In the equation, ¹⁴₆C --> ¹⁴₇N + ⁰_-1B, the _______ decay of radioactive carbon-14 results in the creation of a new nitrogen-14 atom.

• Gamma

• Beta

• Alpha

Tags

NGSS.HS-PS1-8

Uranium-238  decays into  Thorium-234  by emitting .........

• an alpha particle
• a beta particle
• gamma rays
• visible light

Tags

NGSS.HS-PS1-8

How many protons are in this atom?

• 3
• 4
• 6
• 10

Tags

NGSS.MS-PS1-1

²⁴⁰₉₄Pu —› ____ + ⁴₂He

• ²³⁶₉₂U

• ²⁴⁷₉₆Cm

• ²⁴⁴₉₃Np

• ²⁴²₉₅Am

Tags

NGSS.HS-PS1-8