Calorimetry PreLab Check

Chemical reactions that absorb energy are called

• endothermic
• fast
• slow
• exothermic

An endothermic reaction feels _____ to the touch

• warm
• cool

What is a device used to measure the heat absorbed or released during a chemical or physical change?

• joule
• enthalpy
• calorimeter
• specific heat?

The slower molecules move, 

• the higher the temperature
• the less temperature
• the same temperature
• I don't know

The faster molecules move, 

• the higher the temperature
• the less temperature
• the same temperature
• I don't know

Device/Object that measures temperature. 

• Thermal energy
• Temperature
• Thermometer
• Heat

Select the temperature in °F

• 30°F
• 10°F
• 20°F
• 0°F

Select the temperature in °C

• 30°C
• 100°C
• 90°C
• 40°C

What would be the effect on the molecules if more heat is supplied to the system?

• They would slow down

• They would stop moving

• They would speed up

• There would be no effect

Observe the Photo. The Boy let go of his ball. As the ball left his hand, potential energy was converted to...

• Nuclear Energy

• Light Energy

• Kinetic Energy

• Sound Energy