Matter
What are the 3 states of matter
Solids, liquids, and gasses
Which of these is a good insulator?
A. Steel
B. Plastic
C. Gold
D. Water
B. Plastic
Movement of an object is called....
Motion
Animals that eat both plants and animals
omnivore
What happens when heat is added to water?
The water becomes a gas called water vapor.
What is the term for a complete path that electricity can flow around?
A circuit
What is force?
A force is a push or a pull upon an object resulting from the object's interaction with another object.
Which group uses the sun's energy to make food?
producers
A dinosaur bone turning into a rock over millions of years is a physical or chemical change??
Chemical change
What is a circuit?
a path which an electric current flows
A force that pulls objects toward the center of Earth
Gravity
Which best describes grasses, shrubs, and trees?
producers
Where is Matter?
Give 3 examples
Why do we need both conductors and insulators?
We need both an conductor and an insulator in order to control the flow of electricity
Term that describes a certain place.
Position
What is the source of all energy in an ecosystem
sun
water boiling on a stove
stapling an envelope shut
What do both of these have in common?
They both are physical changes
Electrical energy can make heat energy?
True or false
True
The rate of change in distance an object travels in a given time describes its __________.
The speed of an object
A series of organisms that depend on one another for food.
food chain