Process of Science
Atoms & Bonding
Energy
Forces
Grab Bag
100
Four skills that scientists use
Possible answers: Observation, inference, making models, classification, prediction, measuring, analyzing, creative thinking...
100
The center of an atom
What is the nucleus
100
The definition of energy
What is the ability to do work
100
The definition of a force
What is a push or a pull
100
The three temperature scales the US uses
What are Fahrenheit, Celsius, and Kelvin
200
A hypothesis is a proposed explanation for a scientific question. Two qualities a hypothesis must have are:
What are testable and falsifiable (must be able to prove it wrong if it is wrong)
200
The dots around the elements on the periodic table
What are valence electrons
200
This type of energy is stored in the bonds between atoms
What is chemical energy
200
The force that two surfaces exert on each other when they rub together
What is friction
200
The definition of matter
What is anything that has mass and takes up space
300
Variables that you keep the same
What are control variables (give me an example!)
300
How electrons are shared in a nonpolar covalent bond
What is equally
300
Kinetic energy
What is the energy an object has due to its motion (movement)
300
The combination of all forces on an object
What is the net force
300
Two ways to change your acceleration
What are change speed or change direction
400
An observation
What is something you perceive with your senses
400
A metallic bond
What is an attraction between a positive metal ion and the electrons surrounding it
400
The electrons in an atom that have the highest energy
What are valence electrons
400
Force = __________ x ____________
What is mass x acceleration
400
This type of wave vibrates the medium perpendicular to the direction in which the wave travels
What is a transverse wave
500
The definition of science that I gave you at the beginning of the year
What is a biased, nonlinear process used to describe the natural world
500
Two or more atoms held together by chemical bonds
What is a molecule
500
Energy lost in a chemical reaction
What is heat
500
A nonzero force results in this
What is a change in an object's motion
500
A packet of light energy
What is a photon
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