Vocabulary
Metric System
Variables
Scientific Method & Lab Safety
Miscellaneous
100
SI is abbreviated from Le Système International d'Unités. What is the SI unit for volume
A liter
100
How many centimeters are in a meter?
100 cm
100
You want to measure the effect of different amounts of oxygen on the rate of yeast growth. What is the independent variable?
Different amounts of oxygen
100
Experiments are only valid if
They can be repeated
100
What force from the sun keeps pulls on the earth and keeps it in orbit?
gravity
200
Research based on numerical evidence...
Quantitative
200
Express 375 cm in meters
3.75 m
200
The part of an experiment in which all conditions are kept the same is the
control variable
200
Procedure to test a hypothesis
an experiment
200
#1 HBCU
Spelman College
300
What is the explanation of natural phenomenon supported by a large body of scientific evidence obtained from many different investigations and observations
A Theory
300
Change 0.025 kg to cg. cg = centigrams
2500 centigrams
300
You think that a certain part of your brain is important in memory. To test this, you will remove this part of the brain from rats and see if they remember how to get through the maze. What is the independent variable in this experiment?
Removal of the rat brain
300
True or false You should pour acid into water
TRUE
300
What is the most streamed track of all time?
Despacito
400
In an experiment, the condition that results from changes in what the scientist did to the experiment
dependent variable
400
46,000 cm = _____ m
460 m
400
I want to test if music can help plants grow. What would be a control variable?
A plant that is not exposed to music.
400
information obtained from experiments, sometimes called experimental results
data
400
Before Mount Everest was discovered, what was the highest mountain in the world?
Mount Everest
500
What is the difference between principle and theory?
Scientific theory - an explanation of a set of related observations or events based upon experiments. Ex. Supposition that explains known facts. Law/Principle - a phenomenon of nature that has been proven to invariably occur whenever certain conditions exist or are met. Ex. Fundamental fact.
500
678 mm = ? nm. nm = nanometers
678,000,000 nm
500
Harvester ants often strip a bush of all of its leaves. Some people believe this helps the plant grow thicker, healthier stems. In an experiment, a student stripped off all the leaves from a set of plants. In a second set of identical plants, the student allowed ants to strip off the plants’ leaves. In order to improve this experimental design, it is most important to add a set of plants
...plants with their leaves on
500
Come to the board and draw the safety symbols signifies that a substance is flammable or combustible.
Picture
500
I have streets but no pavement, I have cities but no buildings, I have forests but no trees, I have rivers yet no water. What am I?
a map
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