Generation Genius: Solids, Liquids, and Gases

Matter must have weight and _________.

• be visible
• take up space
• be a solid
• all of these

If 25 grams of sugar dissolves into 150 grams of water, what is the new weight of the liquid?

• 125 g
• 150 g
• 25 g
• 175 g

Tags

CCSS.3.MD.A.2

What evidence was found for conservation of matter in the fire snake demo?

• looked the same before and after
• about the same weight before and after
• smelled the same before and after
• matter was not conserved

The fire snake weighed slightly less after it burned. Where did that matter go?

• disappeared
• burned up
• escaped as gas
• soaked into sand

Why does the weight of the dry ice go down while it's sitting on the scale?

• it's melting
• it's disappearing
• turning into a gas
• none of these

As the balloon collects gas, what happens to the weight reading on the scale?

• increases
• decreases
• stays the same
• goes to zero

As this candle burns it gets shorter. Where does the wax go?

• wax goes into the air
• disappears
• melts into the candle
• burns and releases gases into the air

What makes cinnamon rolls get bigger when you bake them?

• more matter
• gas bubbles get smaller
• more energy
• gas bubbles get larger

Where did Zoe's flash paper go when it disappeared?

• converted to gas
• converted into pure energy
• into the candle
• she hid it in her hand

If you could weigh a sealed air bag before and after it inflates, the weight would do what?

• increase
• decrease
• go to zero
• stay the same