Mass and Volume
True or False: The bigger something is, the more mass it has.
False
It has more Volume
Trail mix is an example of a _____________.
Mixture
Finish this statement: An object in motion __________ An object at rest _________________ Until met with an _______________.
Stays in motion
Stays at rest
Opposing (unbalanced force)
What 3 components to you need to make a complete circuit.
Power Source
Conductor
Device (object to power) (light, sound, etc..)
Name the 3 states of matter.
Solid
Liquid
Gas
Which of the following objects most likely has the lowest mass?
a. beach ball
b. wooden box
c. glass bottle
A. Beach Ball
A type of mixture that is NOT easily separated.
Solution
What force is always pulling objects toward each other?
Gravity
Parts of a system are called _______________.
Components
State of matter that has definite volume, but does not have definite shape.
Liquid
The amount of material in an object is...
MASS
True or False: A mixture can easily be separated by its physical properties.
True
Aside from gravity, what force is acting on a ball rolling across the lawn?
Friction
The type of energy stored in a battery.
Chemical
When a substance is melting, it is going from a ___________ state to a _____________ state.
Solid to a liquid
A specific kind of matter, like water, salt, sugar, and metals.
SUBSTANCE
What is the best way to separate a solution of salt and water.
Boil it
Forces that act on an object WITHOUT causing motion.
Equal (balanced) forces
System
What physical property can you use to separate a container of sand and iron filings?
Magnetism
The measure of how much space and object takes up.
Volume
What does it mean to mix completely in a liquid until a substance SEEMS to disappear.
Dissolve
If John and Bob are pushing on a box in opposite directions with the same amount of force, what will happen to the box?
The box will NOT move because the forces are balanced.
When one type of energy changes into another type of energy.
Energy Transformation
Anything that has mass and takes up space.
Matter