Biochemistry Review

All matter is made of _________.

• energy 
• atoms 
• electrons 
• compounds 

Tags

NGSS.MS-PS1-1

What is at the center of every atom?

• An electron
• A compound
• A molecule
• A nucleus

Tags

NGSS.HS-PS1-8

The positively charged particles of an atom are the ________.

• electrons
• protons
• neutrons
• protons & neutrons

Tags

NGSS.HS-PS1-8

The particles with no charge in an atom are the _______.

• electrons
• neutrons
• protons
• protons and neutrons

What does the nucleus of an atom contain?

• Electrons and neutrons
• Protons and neutrons
• Neutrinos and positrons
• DNA and RN

Tags

NGSS.HS-PS1-8

Identifies the number of protons in an atoms nucleus.

• Electron Cloud

• Atomic Theory

• Atomic Number

• Mass Number

Tags

NGSS.HS-PS1-8

Matter is...

• a substance made up of only one kind of element
• anything that has mass and takes up space

Tags

NGSS.MS-PS1-4

Type of matter made of two or more elements...

• element
• mixture
• compound

Tags

NGSS.MS-PS1-1

What is a positive ion called?

• anion

• cation

• isotope

• covalent

What is a negative ion called?

• anion

• cation

• covalent

• isotope