LM - Nuclear Forces

What are nuclear forces?

• Forces that act between planets

• Forces that bind protons and neutrons in atomic nuclei

• Forces that cause earthquakes

• Forces that push objects away from each other

Tags

NGSS.HS-PS1-8

Which fundamental forces of nature include nuclear forces?

• Gravitational and electromagnetic forces

• Nuclear and gravitational forces

• Strong and weak forces

• Nuclear and electromagnetic forces

Tags

NGSS.HS-PS1-8

What is the range of a nuclear force?

• Very long

• Very short

• Infinite

• Variable

At what distance does the nuclear force become practically non-existent?

• 0.8 femtometer (fm)

• 2.5 femtometers (fm)

• 1 Fermi

• 0.7 Fermi

What happens when nucleons come closer to each other within 0.7 Fermi?

• Nuclear force becomes attractive

• Nuclear force becomes repulsive

• Nucleons merge into a single particle

• Nuclear force becomes infinite

The nuclear force is identical for all nucleons.

• True

• False

What is the most obvious example of nuclear force?

• Binding of electrons in atoms

• Binding of protons in atomic nuclei

• Binding of planets in the solar system

• Binding of molecules in water

Tags

NGSS.HS-PS1-8

What property of nuclear force determines the size of the nucleus?

• Attractive nature

• Repulsive component

• Range

• Charge of nucleons

What force is responsible for the immense destructive power of nuclear weapons?

• Gravitational force

• Electromagnetic force

• Nuclear force

• Weak force

Tags

NGSS.HS-PS1-8

Nuclear forces are 10 million times stronger than chemical binding forces.

• True

• False

Tags

NGSS.HS-PS1-8