SECTION 1
A pot on a stove gets hot due to this type of heat transfer.
conduction
A car traveled 150 km in 2 hours. What was its average speed in km per hour?
75km per hour
Forces that cancel each other: net force is zero
Balanced force
What is the term for the amount of matter in an object?
Mass
What is the term for the amount of space an object occupies?
Volumes
You get a sunburn due to this type of heat transfer.
Radiation
The total force that results from combining all the forces acting on an object
Net Force
The ability of an object to float in a fluid is ......
Buoyancy
A wave is a disturbance that transfers ________________ from one place to another
Energy
Frequency is always measured in ________
Hertz
Air currents heat up and cool off due to this type of heat transfer.
Convection
What is the process of changing a gas to a liquid called?
Condensation.
Explains why there is a time lapse between seeing the baseball hit and hearing it?
Light waves travel faster in the air than sound waves do.
The highest point on a wave is:
crest
A type of wave where particles vibrate perpendicular to the direction of wave motion.
Transverse wave
You stand near a fire. You get warm due to this type of energy transfer.
Radiation
The lowest part of the wave is?
trough
A type of wave where particles vibrate parallel to the direction of wave motion.
Longitudinal wave
What term refers to "two or more substances combined physically, but are still able to be separated?"
Mixture
Force that affects the weight of an object
gravity
Water boiling in a pan heats up due to this type of energy transfer.
Convection
A wave that can travel through matter and empty space is a.....
electromagnetic wave
Which type of energy transformation occurs when a flashlight shines?
chemical → electrical → light
Plants turn radiant energy into _______ energy for food.
chemical
An area of magnetic influence around a magnet is called....
magnetic field