What are the 3 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

How many atoms are there in a molecule?

• no atoms
• 1 or more atoms
• 2 to thousands of atoms
• exactly 18 atoms

Tags

NGSS.MS-PS1-1

How many hydrogen atoms are there in a water molecule? 

• 0
• 1
• 2
• 3

Tags

NGSS.MS-PS1-1

What is the total number of atoms in an ammonia (NH₃) molecule?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

Carbon dioxide (CO₂) contains how many atoms of oxygen?

• 0
• 1
• 2
• 3

Tags

NGSS.MS-PS1-1

What type of molecule does this picture show?

• hydrogen peroxide
• water
• carbon monoxide
• sugar

Tags

NGSS.MS-PS1-1

How many hydrogen atoms are in a molecule of glucose/sugar (C₆H₁₂O₆)?

• 6
• 12
• 18
• 24

Tags

NGSS.MS-PS1-1

What is the picture displayed?

• Carbon Dioxide

• Water

• Gasoline

• Liquid Nitrogen

Tags

NGSS.5-PS1-3

Which two particles make up the nucleus of an atom?

• Protons and Electrons
• Protons and Neutrons
• Molecules and Compounds
• Neutrons and Electrons

Tags

NGSS.HS-PS1-8

What is at the center of every atom?

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

Tags

NGSS.HS-PS1-8