Metric Mania
Scientific Method
Sig Figs
Scientific Notation
Potpourri
100
Maria is 123 cm tall. In meters that equals ___
What is 1.23 m
100
kThe first step in the scientific method is ____.
What is making an observation or asking a question?
100
You are asked to find the volume of a cube that is 2.5 cm high by 2.65 cm long and 3.456 cm wide. How many significant figures should you have in your answer?
What is 2?
100
The speed of light is 3.0 x 10^8 m/s. Express that in standard notation.
What is 300,000,000 m/s?
100
A ___ graph is best for showing percent of the whole.
What is a pie or circle graph?
200
The SI prefix for 100.
What is centi?
200
The independent variable is ___. a. the variable you manipulate b. the variable being measured c. that variable that is not changed
What is a. the variable you manipulate
200
The number 4.065 has ___ significant figures.
What is 4?
200
What is 78,900,000,000 in scientific notation?
What is 7.89 x 10^10?
200
Ice floats of water because it is ___ than water.
What is less dense?
300
A loaf of bread has a mass of 1362 g. In kilograms that is ___.
What is 1.362
300
How many independent variables can you have during an experiment?
What is 1?
300
The number 0.0507750 has ____ significant figures
What is 6?
300
The number 0.0034 would be written as ___ x 10__ in scientific notation.
What is 3.4 x 10^-3
300
A measurement that is accurate is one that ___.
What is close to the actual value?
400
375 cm = ___m
What is 3.75 m?
400
To see if baldness is caused by a high-protein diet, a scientist gave one group of ment a low protein diet and another group of men a high protein diet. What is the independent variable?
What is the mount of protein in their diet?
400
The number of sig figs in 0.00230040 is __.
What is 5?
400
4.65 x 10^7 would be written as ___ in standard form.
What is 46,500,000?
400
The difference between mass and weight
What is mass is the amount of matter in an object, gravity is the force of gravity acting on that mass?
500
214 hL = ____mL
What is 21,400,000 mL?
500
In an experiment, 30 squid are given vitamins and 30 squid do not receive vitamins. It was found that the average amount of ink produced by the control group was 20 ml and the amount produced by the experimental group was 30 ml. What should the scientists conclusion be?
What is that vitamins increase ink production in squid.
500
The rule that determines how many sig figs your answer should contain when multiplying or dividing.
What is the number with the least number of sig figs determine the number of sig figs in your answer?
500
The number 56,780,000,000 would be written as ___ in scientific notation
What is 5.678 x 10^10
500
You have 2 plastic bottles. One contains 40 ml of water and the other contains 40 ml of rubbing alcohol. The property that is the same for these bottles is ___.
What is volume?
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