Is air matter? Does it have mass and take up space?

• Yes, air is matter

• No, air is not matter

Tags

NGSS.5-PS1-1

NGSS.5-PS1-3

Which of the following is made of particles?

• Solids

• Liquids

• Gases

• Empty space

Tags

NGSS.MS-PS1-4

Everything on Earth is made of elements. But what are elements made of?

• Elements are made of particles.

• Elements are made of substances.

• Elements are made of metals.

• Elements are made of empty space.

Tags

NGSS.MS-PS1-1

The chemical formula for water shows that the water particle is made of hydrogen and oxygen particles. How many particles of hydrogen are in a water particle?

• 1 hydrogen particle

• 2 hydrogen particles

• 3 hydrogen particles

• 4 hydrogen particles

The chemical formula for sodium bicarbonate shows that a sodium bicarbonate particle is made of sodium, carbon, oxygen, and hydrogen particles. How many particles of oxygen are in a sodium bicarbonate particle?

• 1 oxygen particle

• 2 oxygen particles

• 3 oxygen particles

• 4 oxygen particles

What is the difference between an element and a particle?

The atmosphere is filled with air. The air is made of gas particles. Which of the following gas elements are naturally occurring in the air?

• Ar (Argon)

• H (Hydrogen)

• He (Helium)

• N (Nitrogen)

• O (Oxygen)

What happens to air particles in a closed syringe system when you push on the plunger?

• The air particles compress, or get closer together

• The air particles expand, or spread out

What happens to air particles in a closed syringe system when you pull on the plunger?

• The air particles compress, or get closer together

• The air particles expand, or spread out

Tags

NGSS.MS-PS2-2

Which of the following always results from a chemical reaction?

• Bubbles

• Fire

• A temperature change

• A new substance

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5