domain 1
domain 2
domain 3
domain 4
domain 5
100
What is a hypothesis?
A hypothesis is a possible explanation for an observation that can be tested by scientific investigation.
100
What is matter?
Anything that has mass and takes up space
100
Define average speed
The total distance traveled divided by the total time elapsed.
100
Is coal energy renewable?
No, it is not renewable.
100
What is a medium?
A material in which a wave travels.
200
What is an independent variable?
It's the part you change in an experiment.
200
What is a chemical bond?
An attraction between atoms
200
What is Newton's first law?
An object at rest remains at rest, and an object in motion remains in motion at constant speed and in a straight line unless acted on by an unbalanced force
200
Is natural gas renewable?
No, it is not renewable.
200
What produces sounds?
The sounds produced by sound waves.
300
What is an inference?
A logical explanation from an observation
300
What is a valence electron?
In chemistry and physics, valence electrons are electrons in the outermost shell of an atom
300
What is Newtons 3rd Law?
For every action there is an equal and opposite reaction
300
What is hydroelectric energy?
power by using a dam or diversion structure to alter the natural flow of a river or other body of water.
300
what is a mechanical wave?
A wave that can travel through only matter
400
What is scientific inquiry?
Scientific inquiry is the diverse ways in which scientists study the natural world and propose explanations based on the evidence derived from their work
400
What does an electron dot diagram (Lewis Dot Structure) show?
The valence electrons of atoms within a molecule.
400
What is the equation for Newton's second law?
400
What is petroleum?
a naturally occurring liquid found beneath the earth's surface that can be refined into fuel.
400
What is an electromagnetic wave?
electromagnetic waves consists of waves of the electromagnetic field, which propagate through space and carry momentum and electromagnetic radiant energy.
500
What is scientific law?
Scientific law is a rule that describes a repeatable pattern in nature.
500
What are two properties of Non-Metals?
Bad conductors of heat and electricity and Non-metals are neither tough nor strong.
500
What is the result of an unbalanced force?
The object's motion changing.
500
How is potential energy classified?
gravitational, elastic, electric, and chemical
500
What is rarefaction?
A rarefaction is a region of a longitudinal wave where the particles are farthest apart