BioChem test review

All matter is made of what 

• energy 
• atoms 
• electrons 
• compounds 

Tags

NGSS.HS-PS1-7

What is at the center of every atom?

• an electron
• a compound
• a molecule
• a nucleus

Tags

NGSS.HS-PS1-8

The positive particles of an atom are 

• electrons 
• positrons 
• neutrons 
• protons 

Particles in an atom that are neutral and have no charge are 

• negatrons 
• electrons 
• neutrons 
• protons 

In an atom, what is the number of protons equal to?

• the number of electrons
• the number of neutrons
• the number of molecules
• the number of nuclei

True or False? Neutrons have a negative charge

• True
• False

Which of the following is a negatively charged subatomic particle?

• Electron
• Proton
• Neutron
• Quark

Tags

NGSS.MS-PS2-3

The particles that are found in the nucleus of an atom are

• neutrons and electrons
• electrons only
• protons and neutrons
• protons and electrons

Tags

NGSS.HS-PS1-8

Where are electrons of an atom found?

• Nucleus
• Electron Cloud
• Some are in the nucleus and some in the electron cloud.
• They are moving everywhere.

What are the 3 subatomic particles that make-up the atom?

• protons, neutrons, and isotopes
• neutrons, isotopes, and electrons
• positives, negatives, and electrons
• protons, neutrons, and electrons

Tags

NGSS.MS-PS1-1