P1 - Atomic structure and radioactivity full quiz

Choose the particle that has no charge.

• nucleus
• neutron
• proton
• electron

This particle determines what element you have - the elements identity.

• electron
• proton
• neutron
• valence shell

What is the mass number of this nucleus?

• 1
• 3
• 4
• 7

What is the atomic number of this nucleus?

• 1
• 3
• 4
• 7

What is the most penetrating radiation?

• gamma
• alpha
• beta
• positron

Alpha makes the atomic number decrease by how many? 

• 1
• 2
• 3
• 5

Tags

NGSS.HS-PS1-8

What is radioactive decay?

• The spontaneous breakdown of an atomic nucleus resulting in only energy release
• The spontaneous breakdown of an atomic nucleus resulting in only matter release
• The spontaneous breakdown of an atomic nucleus resulting in a release of energy and matter
• The decay of the use of radios and the increased use of televisions.

Tags

NGSS.HS-PS1-8

Name the instrument used to detect radioactivity.

• voltmeter
• ohmeter
• seismograph
• geiger counter

Tags

NGSS.HS-PS1-8

The rate at which a radioactive element decays is its ____.

• quarter life
• whole life
• wonderful life 
• half life

Tags

NGSS.HS-PS1-8

Most of the alpha particles went straight through the gold foil.  This suggested that....

• There is no interference between alpha and gold.
• Most of the atom is made up of empty space.
• The alpha particles were very tiny.
• None of the above