Scientific Method
Mixtures
Dimensional Analysis
Dimensional Analysis
metric conversion/fun
100
The step of the scientific method where...
we use our senses to see what is going on, and then we ponder?
What is observations/asking Question?
100
What is a mixture?
a physical combination of two or more substances.
100
Convert 32 quarts to gallons.
Hint: how many quarts are in a gallon?
(4 quarts= 1 gallon)
(Ans: 8.0)
100
Convert 5.40 pounds to grams.
Conversion factor(1 pound=454 grams)
(Ans: 2,450)
100
When you go from centimeters to milimeters the number gets
What is bigger
200
The step in the Scientific Method where...
we form our If/then/if... statement
What is Hypothesis?
200
Saltwater is an example of what type of mixture?
Homogenous Mixture
200
Convert 68 tbsp to cups.
Conversion Factor: (1 tbsp= .0208 cups)
1.4167 cups
200
Convert 422 cm to inches.
(2.54 cm= 1 in)
(Ans: 166 inches)
200
how many times do you move the decimal from millimeters to meters
What is 3
300
The step of the Scientific Method where...
we test our hypothesis
What is Experiment
300
A bowl of chicken soup is an example of what type of mixture?
Heterogenous Mixture
300
Convert 3.1 miles to meters.
(1609.2 meters= 1 mile)
(Ans: 4,992 meters) or 5.0x103 meters
300
Convert 5.4 pounds to grams.
Conversion factor: (1 pound = 453.592)
(Ans: 2,454)
300
How are the particles separated in a solid?
Packed tightly together not vibrating
400
The manipulated variable is the___________ variable
The measurable variable is the___________ variable
Independent
Dependent
400
What are the two ways of separating the parts of a mixture?
Filtration and Distillation
400
Convert 588 eggs to dozens.
Hint: how many eggs are in 1 dozen?
(Ans: 49 dozens)
400
How many nickels are in 126 dollars?
2520 Nickels
400
What are the three stages of matter?
Solid, Liquid, Gas
500
The final step of the Scientific Method where...
we start to draw inferences on data and make a final decision about our test.
What is Analyze and Conclusion?
500
What happens in the process of distillation?
Answers vary
500
How many seconds are in a year?
Conversions:
(3600 seconds= 1 hour)
(24 hours= 1 day)
(365 days= 1 year)
31,557,600 seconds
500
Convert 985 minutes to days.
Conversion:(60 minutes= 1 hr) and (24 hrs=1 day)
(Ans: 0.680 days)
500
What phase is in between liquid and gas?
Vapor