Definitions
Chemical or Physical Change?
Investigation #4
States of Matter
Odds and Ends
100
Anything that has mass and takes up space
What is matter
100
Burning Paper
What is chemical change
100
In investigation #4, what were the substances in our reaction?
What is baking soda + vinegar= carbon dioxide
100
The freezing point of water is ___________ degrees Fahrenheit and __________ degrees Celsius
What is 32 degrees, 0 degrees
100
What is a mixture?
What is when two matters combine
200
The amount of matter in an object
What is mass
200
water freezing
What is physical change
200
In a chemical reaction, the beginning substances are called
What is reactants
200
In a solid figure, how close are the particles and how much are they moving?
What is very close, only vibrating
200
What is the boiling point of water? Fahrenheit and Celsius
What is 212 degrees F, and 100 degree C
300
Used to measure the volume of an irregular shaped object
What is water displacement
300
marshmallow burning
What is chemical change
300
The ending substance in a chemical reaction (carbon dioxide in our experiment) is called the
What is product
300
If you want to make a liquid such as sulfur turn into a gas, you can add...
What is heat (make it boil)
300
The density of steel is (equal to , less than, or greater than) the density of wood
What is greater than
400
Change in which a new substance is formed
What is chemical change
400
bike rusting outside
What is chemical change
400
Change in which NO new substance is formed
What is physical change
400
In a gas, such as smoke, how close are the particles and how much are they moving?
What is spread apart, moving the fastest
400
A ____________ is used to measure the mass of an object
What is balance
500
The amount of space an object takes up
What is volume
500
clouds turning into rain
What is physical change
500
Name three indicators that a chemical reaction has occurred
What is color change, gas formed, heat given off, light produced
500
Name 3 physical properties of matter
What is smell, taste, texture, color, size, mass
500
What is the difference of mass and weight? Your weight on earth is ___________times greater than on the moon.
What is Weight is affected by gravity and mass is not. Six times greater
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