Radioactivity

The three types of nuclear radiation in order of decreasing penetrating power are

• alpha, beta, gamma

• alpha, gamma, beta

• beta, alpha, gamma

• gamma, alpha, beta

Tags

NGSS.HS-PS1-8

Which particles make up the nucleus of an atom?

• protons and neutrons
• electrons and protons
• electrons, protons, and neutrons
• electrons and neutrons

Tags

NGSS.HS-PS1-8

An isotope of an element has the same number of _________, but a different number of _________.

• Protons, electrons

• Protons, neutrons

• Electrons, neutrons

• Neutrons, protons

Tags

NGSS.MS-PS1-1

A radioactive nuclide has a ____ stable nucleus than a non-radioactive nucleus of the same element.

• more

• less

• identical

• small

Tags

NGSS.HS-PS1-8

Which type of radiation releases an electron?

• Alpha radiation

• Beta radiation

• Gamma radiation

• Theta radiation

What particle is released when an unstable isotope undergoes alpha radiation?

• a helium nucleus

• an electron

• a photon of light

• a neutron

Tags

NGSS.HS-PS1-8

Which type(s) of radiation would be affected by a magnet?

• alpha only
• beta only
• alpha and beta
• gamma only

Which type of radioactive decay is occurring in this equation? 

• Alpha decay
• beta decay
• gamma decay
• positron emission

Tags

NGSS.HS-PS1-8

What type of decay does this symbol represent?

• beta decay

• alpha decay

• fission

• fusion

Tags

NGSS.HS-PS1-8

In alpha decay when the top number decreases by 4, what are you actually losing?

• 2 protons & 2 neutrons

• 4 protons

• 2 protons & 2 electrons

• 2 electrons & 2 neutrons

Tags

NGSS.HS-PS1-8