Unit 10- Heating Objects

What do thermographic cameras show differences in?

• Weight

• Shape

• Temperature

• Size

What color do objects with hotter temperature appear as?

• White

• Black

• Blue

• Red

What happens to the wax when you heat the metal rod and plate?

• It freezes

• It melts

• It evaporates

• It solidifies

What color does the thermo-ink change to when heated?

• Pink

• Blue

• Orange

• Green

How does water change when the bottom of the beaker is heated?

• Disappears

• Moves upward

• Stays still

• Moves downward

What is the movement of the incense smoke when a disposable hand warmer is placed under the beaker?

• Moves downward

• Stays still

• Moves upward

• Disappears

What is the purpose of wearing safety goggles when heating water?

• To protect your eyes from hot water

• To keep water away from your eyes

• To keep the water warm

• To see the color changes

What should you do when you see all of the thermo-paste change color?

• Cool it down

• Add more heat

• Stop heating

• Continue heating

Why does the heated water move upward?

• Due to pressure

• Due to heat

• Due to magnetism

• Due to gravity

In a room, where will heat up first?

• The walls

• The floor

• The ceiling

• The center