1. Matter is anything that has mass and takes up space

2. Well, does air have mass? Let’s find out.
Is Air Matter? …
Well, does air have mass? Let’s find out.
Mass of balloon without air?
Mass of balloon with air?

3. Is it Matter? Things that are matter Things that aren’t matter
Basketballs, apples, clouds, water, the sun, viruses, plants, air, wind, smoke, bubbles, desks, humans, lightning, trees, DNA.
Is it Matter?
Things that aren’t matter
Light, energy, heat, sound, gravity

4. What does it mean to have mass? What is weight?
The amount of matter (atoms) in an object.
What does it mean to have mass? What is weight?
Weight
The gravitational force exerted on an object.

5. SOLID
LIQUID
GAS