PS 10.1 Formative

French physicist Antoine Henri Becquerel discovered ______ while performing experiments with photographic plates.

• uranium

• radioactivity

• the nucleus

• protons

Tags

NGSS.HS-PS1-8

The process in which an unstable atomic nucleus emits charged particles and energy.

• radioactivity

• alpha radiation

• gamma radiation

• beta radiation

Tags

NGSS.HS-PS1-8

A positively charged particle made up of two protons and two neutrons.

• alpha particle

• beta particle

• gamma ray

• radioisotope

Tags

NGSS.HS-PS1-8

Any atom containing an unstable nucleus.

• radioisotope

• beta particle

• alpha particle

• x-ray

Tags

NGSS.HS-PS1-8

During nuclear decay, atoms of one element can change into atoms of a completely different element.

• true

• false

Tags

NGSS.HS-PS1-8

Charged particles and energy that are emitted from the nuclei of radioisotopes.

• nuclear radiation

• transmutation

• alpha ionization

• chemical energy

Tags

NGSS.HS-PS1-8

An electron emitted by an unstable nucleus.

• alpha particle

• beta particle

• gamma ray

• x-ray

Tags

NGSS.HS-PS1-8

A penetrating ray of electromagnetic energy emitted by an unstable nucleus.

• alpha ray

• beta ray

• gamma ray

• radioisotope

Tags

NGSS.HS-PS1-8

Some nuclear radiation occurs naturally in the environment.

• true

• false

A potentially dangerous natural source of alpha particles that can collect in the basements of buildings without proper ventilation.

• radon

• argon

• uranium

• thorium