Conversion Factors
Convert 30 minutes into seconds
1800 seconds
What is one example of a chemical change?
Burning, rotting, fermenting, corroding
What axis does the independent variable go on?
x axis
10 x 100 =
10
You are given a container filled with clumps of iron and sand. You can separate the iron from the sand using a magnet. This makes this a
Heterogenous mixture
301.2 K to Fahrenheit
82.5
What is one example of a physical change?
Boiling, melting, dissolving, grinding, cutting, vaporizing
This is a variable that depends on another variable
Dependent Variable
How many significant figures are in 760
2
What is the smallest unit of an element?
Atom
It is 15 degrees Celsius outside, what is it in Fahrenheit?
59 degrees F
Give one example of evidence of a chemical reaction
Bubbles, gas, change in color, change in temperature, appearance of a solid
This is an unmanipulated variable that is used as a benchmark
Control
4.53 x104
45,300
Matter with an indefinite shape, but a definite volume would be considered...
A liquid
Convert 38 inches to meters
0.97 meters
Give an example of a homogenous mixture
lemonade, bleach, stainless steal
The flower is yellow is considered what type of data?
Qualitative
How many sig figs are in 17.40
4
A property of matter that depends on the amount of matter present would be considered a(an)...
Extensive Property
Convert 3 cups into gallons.
Give an example of a heterogenous mixture
Salad dressing, concrete, blood
What is information that can be counted or measured
Quantitative Data
0.00076
7.6x10-4
Give an example of a compound and what the different elements are
H20 = 2 hydrogen and one oxygen