Energy and Matter Review 6th Grade

Front

Why is the ocean cold even in summer?

Back

has high specific heat

Front

The temperature of a piece of iron increases more than that of a sample of water with the same mass when the same amount of thermal energy is added. This is because _________.

Back

iron has a lower specific heat

Front

The amount of heat required to raise the temperature of 1kg of a substance by 1 degree Celsius is its _________. Options: specific heat, thermal energy, kinetic energy, potential energy

Back

specific heat

Front

A good _________ transfers heat easily.

Back

conductor

Front

A good __________ does not transfer heat easily.

Back

insulator

Front

Identify the material that is not a good insulator of heat: wood, plastic, copper, rubber.

Back

copper

Front

Why are most insulators good at reducing thermal energy transfer? Options: reflective, many thick layers, wide thin surface area, large volume

Back

wide thin surface area

Front

When talking about particles moving, if the particles are moving from one area of concentration and spread out to areas of lower concentration this is known as ___________.

Back

diffusion

Front

When you decrease the temperature, the average __________________ decreases.

Back

kinetic energy

Front

The unit for measuring energy is ________________.

Back

Joules