The Atomic Bomb

The Atomic Bomb

Multiple Choice

All matter is made of ______.

• Water

• Air

• Vibrations

• Atoms

Multiple Choice

The center of the atom is the _________.

• Nucleus

• Proton

• Neutron

• Electron

What do you think everything you see is made of?

Tell me what you think!

An atom is made of:

Electrons

Protons

Neutrons

An atom is made of:

Electrons

Protons

Neutrons

Look at this nucleus of an atom

What do you observe?

Radioactivity generates:

Alpha particle

Beta particle (ß)

Gamma rays (Ƴ)

Multiple Choice

The spontaneous disintegration of unstable nuclei by the emission of particles is called ______.

• radioactivity

• spontaneous combustion

• chemical decomposition

Multiple Choice

All radioactive sources have a half-life.

Which statement about the half-life of a source is correct?

• It is half the time for the radioactive source to become safe

• It is half the time it takes for an atom to decay

• It is the time it takes the activity of the source to decrease by half

Speed of light:

300,000,000 meters/second

Fission reaction

Occurs when a neutron slams into a larger atom

Fission chain reaction

Fussion reaction

Occurs when two or more atomic nuclei are combined to form one or more atomic nuclei and particles (neutrons or protons).

Multiple Choice

Which of the following is NOT a nuclear reaction?

• Combustion reaction

• Fission reaction

• Fussion reaction

Multiple Choice

The splitting of a nucleus into smaller nuclei is _____

• fusion

• fission

• half-life

• gamma radiation

Multiple Choice

What is a chain reaction?

• When electrons travel are emitted causing electricity

• When the neutrons from nuclear fission strike other nuclei and cause them to split

• When electrons make matter to burn.