Force that causes a change in motion.
What is an unbalanced force?
The star closest to our planet.
What is the Sun?
The path electricity follows from a battery through a bulb and back to the battery.
What is a circuit?
An animal that lives its whole life in water and breathes with gills.
What is a fish?
The measure of how hot or cold something is.
What is temperature?
A push or a pull that changes the motion of an object.
What is a force?
The path one object takes around another object in space.
What is an orbit?
The force between two moving objects that makes it hard for the objects to move.
What is friction?
To enter a deep sleep in which life activities slow down.
What is hibernation?
The water that falls to the earth as rain, snow, sleet or hail.
What is precipitation?
A force that causes a spring scale to show weight of an object.
What is gravity?
One of these takes about 365 days.
What is Earth's revolution around the Sun?
A material in which thermal energy moves easily.
What is a conductor?
This word describes a species that is gone forever because all of its kind have died.
What is extinct?
The movement of air.
What is wind?
The measure of distance an object moves in a given time.
What is speed?
The planets in order from the Sun
What is Mercury,Venus,Earth,Mars, Jupiter, Saturn, Uranus, Neptune?
A material in which thermal energy does not move easily.
What is an insulator?
The living and non-living things in an environment.
What is an ecosystem?
A map that shows weather data for a large area.
What is a weather map?
A force that opposes motion and acts between 2 objects that are touching.
What is friction?
the Earth does this in a 24 hour period.
What is rotate on its axis?
The movement of thermal energy without any objects touching or moving.
What is radiation?
A group of the same kind of living things that all live in one place at the same time.
What is population?
An instrument that measures temperature.
What is a thermometer?