Science Vocabulary Review TE 4

Match the following words to their definition.

• air insulated

• When molecules move continuously and rapidly

• mean

• The average of a set of numbers

• porous

• A transfer of energy from warmer substances to cooler substances

• vibrate

• A container that has an inner and outer wall with air in between

• Heat

• Material that has a lot of pockets

Match the words below to their correct defintion.

• a material with a lot of air pockets

• porous

• conduction

• When energy is transferred via particle collisions

• kinetic energy

• The energy of movement

What happens to the molecules when they transfer thermal energy?

• They become porous

• They vibrate

• They conduct

• They insulate

What type of material is the Stanley cup made of?

• Porous

• Air insulated

• Stainless steel

• Plastic

What prevents heat from traveling through the layers of the Stanley cup?

• Air insulation

• Vacuum insulation

• Porous material

• Conducted heat

What is transferred when molecules vibrate and bounce into each other?

• Light energy

• Sound energy

• Thermal energy

• Electrical energy

The Stanley cup is not an insulated cup.

• True

• False

Which best describes how to find the mean of a set of numbers?

• Multiply the values together and divide by the total number of values in the data set

• Add the numbers together and divide by the total number of values in the data set

• subtract the numbers and divide by the total number of values in the data set

• Add the numbers together and mulitply by the total number of values in the data set