Nuclear Radiation

When a nucleus undergoes gamma decay, the atomic number of the element....

• remains the same

• decreases by one.

• increases by one.

• increases by two.

Tags

NGSS.HS-PS1-8

Radioactive materials have unstable...

• electrons
• protons
• nuclei
• neutrons

Tags

NGSS.HS-PS1-8

Two atoms of the same element but with different mass numbers are called________

• electrons
• isotopes
• ions
• reaction partners

Which type of nuclear radiation is being emitted here?

• Alpha

• beta

• gamma

• none

Tags

NGSS.HS-PS1-8

Positively charged particles that consist of two protons and two neutrons are called

• alpha particles
• beta particles
• gamma rays
• neutron emissions

Tags

NGSS.HS-PS1-8

Which type of nuclear radiation is being emitted here?

• alpha
• beta
• gamma
• none

Tags

NGSS.HS-PS1-8

Which of the following elements is formed when an alpha particle is emitted from ²⁴³₉₅Am?

• Uranium

• Radium

• Plutonium

• Neptunium

Tags

NGSS.HS-PS1-8

Name the most penetrating type of radiation.

• alpha
• beta
• gamma
• lambda

Tags

NGSS.HS-PS1-8

When does radioactive decay occur?

• When the nucleus of an isotope is unstable
• When the nucleus of an isotope is stable
• When the electrons of an isotope are spinning
• When the electrons of an isotope are shared with another isotope

Tags

NGSS.HS-PS1-8

If we start off with element ⁵⁰₂₄X, and alpha decay occurs we get another element [Y] that looks like....

• ⁵⁰₂₂Y

• ⁴⁶₂₂Y

• ⁴⁸₂₀Y

• ⁵⁴₂₆Y

Tags

NGSS.HS-PS1-8