How far an object moves in a certain amount of time.
What is speed?
100
Energy that drives the water cycle comes from this source.
What is the sun?
100
A current in the atmosphere.
What is the jet stream?
100
A chipped tooth is an example of this type of trait?
What is an acquired trait?
100
Forests and grasslands are examples of this type of ecosystem?
What is a terrestrial ecosystem?
200
A distance and time graph shows the x axis as the _________.
What is time?
200
A change in which one or more new types of matter form.
What is chemical change?
200
This condition suggests that a change from fair to stormy weather is MOST LIKELY on the way.
What is decreasing air pressure?
200
Something made up of many cells with different functions.
What is a multicellular organism?
200
All living and nonliving things in an area describe this.
What is an ecosystem?
300
This causes an object to fall to the ground.
What is gravity?
300
An ice cube is placed in the sun and melts. What form of heat transfer was used in order for heating to occur?
What is radiation?
300
This forms where air masses meet.
What is a front?
300
The mouth, stomach, and intestines are all part of what body system?
What is the digestive system?
300
The ecosystem that is most likely the home to frogs, small fish, and beavers.
What is a pond or lake?
400
This determines how much force is used to change the motion of an object.
What is mass?
400
The process in the water cycle where plants release water vapor into the air.
What is transpiration?
400
This is a warm ocean current that helps keep weather along North Carolina's coast mild during cooler months.
What is the Gulf Stream?
400
In a population of cardinals, all the birds have short beaks. Their short beaks are an example of ____________.
What is an inherited trait?
400
In which ecosystem must organisms be able to live in water with changing amounts of salt?
What is an estuary (or salt marsh)?
500
This tends to slow an objects motion.
What is friction?
500
This type of heat transfer occurs through liquids or gases.
What is convection?
500
Latitudes farthest from the equator tend to experience this type of temperature.
What is cold temperature?
500
A single-celled organism with a whiplike part that moves it forward.
What is euglena?
500
A simple food chain begins with grasses and ends with bacteria. The food chain includes grasshoppers, small birds, and foxes. Which organisms in this food chain are decomposers?