Heat Transfer
The flow of energy through heated liquids or gases.
A) Convection
B) Radiation
C) Conducation
A) Convection
A property that you can observe WITHOUT changing the identity of the substance.
physical property
What happens to most solids when they are heated?
A. They melt into a liquid
B. They turn into gas immediately
C. They get smaller
A. They melt into a liquid
True or False:
Heat transfer by conduction occurs when molecules collide with other molecules.
True
What is an air mass?
A. A type of cloud
B. A large body of air with similar temperature and moisture
C. A fast-moving storm
B. A large body of air with similar temperature and moisture
The flow of energy through touch
A) Radiation
B) Conduction
C) Convection
B) Conduction
A property that describes how it REACTS with another substance, CHANGING it to a new substance
Chemical property
Which state of matter spreads out to fill all the space in a container?
A. Solid
B. Liquid
C. Gas
C. Gas
Which form of energy is almost always produced during energy transformation?
A. Electricity
B. Light
C. Heat
C. Heat
What usually happens when a cold front moves into an area?
A. The weather becomes warmer and calm
B. The temperature stays the same
C. The temperature drops and storms may occur
C. The temperature drops and storms may occur
The flow of energy through open space
A) Radiation
B) Conduction
C) Convection
A) Radiation
Copper turns green when exposed to the environment is an example of
A) Physical Property
B) Chemical Property
B) Chemical Property
Which state of matter has a definite shape and definite volume?
A. Gas
B. Liquid
C. Solid
C. Solid
What is heat energy?
A. Energy that makes things grow
B. Energy that comes from moving water
C. Energy that makes things warmer
C. Energy that makes things warmer
What kind of weather is most common with a warm front?
A. Sudden heavy storms
B. Light rain and warmer temperatures
C. Clear skies only
B. Light rain and warmer temperatures
___________ stop or slow down energy.
A) Insulators
B) Conductors
A) Insulators
Which process represents physical change?
A) Cooking an egg
B) Mixing skittles and starburst in a bowl
C) An iron pan rusting
B) Mixing skittles and starburst in a bowl
Which state of matter can flow and take the shape of its container?
A. Solid
B. Liquid
C. Rock
B. Liquid
Which of the following is an example of heat energy moving?
A. A book sitting on a desk
B. Hot soup cooling down
C. A pencil lying still
B. Hot soup cooling down
Which front forms when warm air slowly rises over cold air?
A. Cold front
B. Warm front
C. Stationary front
B. Warm front
The iguana feels the heat from a lamp is an example of:
A) Conduction
B) Radiation
C) Convection
B) Radiation
Which process represents chemical change?
A) Chopping a piece of wood into smaller chips
B) Burning the wood chips until they turn into ash and smoke
C) Dropping a glass jar on the ground
B) Burning the wood chips until they turn into ash and smoke
The process that causes water droplets to form on the outside of a glass is called:
A. Freezing
B. Condensation
C. Melting
B. Condensation
How does heat usually move?
A. From cold objects to warm objects
B. From warm objects to cold objects
C. Only through air
B. From warm objects to cold objects
Which air mass would likely be cold and dry?
A. Continental polar
B. Tropical maritime
C. Maritime tropical
A. Continental polar