Spongebob
Patrick
Sandy
Squidward
Gary
100
Characterize the following as matter or energy: School bus
matter
100
Name the prefixes of the metric system in order from smallest to largest
Milli, centi, deci, base unit, deca, hecto, kilo
100
Paper burning is a ______________ change.
Chemical
100
What is the equation for density?
D=M/V
100
How many sig. figs are in the following: 0.000000000320
3
200
Characterize the following as matter or energy: Heat
Energy
200
Which is larger: hectogram or decagram
hectogram
200
You can mold clay is a physical __________.
property
200
What is the 2nd step for isolating either V or M?
multiplying by V
200
When going from standard form to scientific notation, how can you quick tell if the exponent is going to be negative?
If the original number is less than 1
300
Characterize the following as matter or energy: Air
Matter
300
What metric base unit is used to measure each of the following: 1. mass/weight 2. volume 3. length
1. grams 2. liters 3. meters
300
Water evaporation is a __________ change.
physical
300
What is the equation for percent error?
(obeserved-accepted/accepted) x 100%
300
5 x 10^4 in standard form
50,000
400
What are the 4 states of matter?
Solid, Liquid, Gas, Plasma
400
Convert the following: 3.56 mL = ______cubic centimeter
3.56 cubic centimeter
400
Vinegar reacts with baking soda is a chemical __________.
Property
400
What are the units for density?
grams/volume
400
List the rules for significant zeros
1. Samwiched (sandwich) 2. After a non-zero behind a decimal point 3. Infront of a decimal point
500
What does indefinite mean? How does it relate to the states of matter?
Indefinite: too numerous to count Liquid -> indefinite shape Gas -> indefinite shape and volume
500
What causes the flame of a bunsen burner to become yellow?
blocking the air way
500
A change in state is a physical or chemical change?
physical
500
If you are given an equation with 3 different length measurements, how would you use them to find volume and what would your units be?
Multiply & cubic centimeters
500
What is the reasoning for scientific notation?
So you don't have to write zeros - short hand
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