Nuclear Reactions Intro

Protons are located in the​ nucleus ​and have a ____ ​charge.​

• positive

• negative

• neutral

Neutrons are located in the​ ____ ​and have a neutral ​charge.​

• nucleus

• energy levels

• electron cloud

Tags

NGSS.HS-PS1-8

Electrons are located in the​ electron cloud ​and have a ____ ​charge.​

• negative

• positive

• neutral

Tags

NGSS.MS-PS2-3

The nucleus of an atom contains positive​ ____ and neutral ____ .

• protons, neutrons

• neutrons, protons

• electrons, protons

Tags

NGSS.HS-PS1-8

The force that holds protons and neutrons together inside of a nucleus is called...

• strong force

• weak force

• gravitational force

• electromagnetic force

The force that pushes two positive protons apart inside of a nucleus is called...

• strong force

• weak force

• gravitational force

• electromagnetic force

Tags

NGSS.HS-PS2-4

When protons are very close together, the ​____ force is stronger than the ​ ____ force.

• electromagnetic, strong

• strong, electromagnetic

• weak, strong

In a very large nucleus with many protons, the strong force holding the nucleus together is ____.

• stronger

• weaker

• the same

Radioactivity is...

• the nucleus splitting in two.

• nuclear decay giving off particles and energy.

• most likely in smaller nuclei.

• where microwaves come from.

Tags

NGSS.HS-PS1-8

The process of changing one element into another through nuclear decay is called...

• radiation

• nuclear fusion

• nuclear fission

• transmutation

Tags

NGSS.HS-PS1-8