Energy Review H 2025_Flashcardizz

Front

Which of these describes The Law of Conservation of Energy?

Back

Energy is neither created nor destroyed

Front

Energy in motion is ____________ energy.

Back

Kinetic

Front

A measure of the average kinetic energy of the particles in an object is

Back

temperature

Front

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

Back

They would speed up

Front

The amount of energy that will raise the temperature of 1 g of a substance 1°C is

Back

its specific heat

Front

For a skillet, used for cooking, do you want a high or low specific heat?

Back

Low, so that it will change temperature quickly.

Front

A high specific heat means...

Back

It requires more energy to change temperature

Front

What  is the formula to calculate heat energy required to raise the temperature of any substance?

Back

Q=mc∆t

Front

If the specific heat of water is 4.18 J/g°C, how much heat is required to increase the temperature of 1200 g of water from 23 °C to 39 °C?

Back

80,256 J

Front

As 120 g of hot milk cools in a mug. It transfers 20,000 J of heat to the environment. What is the temperature change of the milk? The specific heat of milk is 2.6 J/g·°C. (Q=mcΔT)

Back

64 °C