Nature of Science
Physical/Chemical Changes
Forces & Motion
Galaxy, Solar System & Planets
Forms of Energy
100
Gathering information by using your five senses is called
Observation
100
What type of change is this? (chopped wood)
Physical Change
100
force is best described as
a push or pull
100
Which planet is the solar system's largest rocky planet?
Earth
100
Stored energy is called
potential energy
200
a detailed step-by-step description of the experiment is called a
procedure
200
a change that produces one or more new substances is called a
chemical change
200
the contact force that acts against movement when two objects touch each other is called
friction
200
What are the surfaces of the outer planets mostly made of?
gases
200
The energy of motion is called
kinetic energy
300
A series of steps designed to help you solve problems and answer questions
Scientific Method
300
A change in some properties of matter that does not form a different kind of matter is called a
physical change
300
the rate at which the speed or the direction of motion of an object changes is called
acceleration
300
A huge system of gas, dust, stars, and objects orbiting stars held together by gravity is called
a galaxy
300
Light bouncing off an object is called
reflection
400
The independent variable is what you will change and
Test
400
Boiling sugar to make caramel is a
chemical change
400
the tendency of an object to resist any change is called
inertia
400
An object in the solar system that is a frozen mass of ice and dust is called
a comet
400
The ability to do work or cause a change is called
energy
500
If you want to see which ball bounces higher, the independent variable is the type of
ball
500
When you observe one or more substances changing into a new substance you are observing a
chemical reaction
500
Newton's 2nd Law is described as F=ma. The equation for
Force = mass x acceleration
500
A spiral galaxy is made up of three parts. They are
bulge, disk, and spiral arms
500
Potential energy combined with kinetic energy produces
mechanical energy