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Scientific Method, conversions, and latin prefixes Flashcards | StudBud
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Scientific Method, conversions, and latin prefixes
Scientific Method, conversions, and latin prefixes
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7th grade -Scientific Method, conversions, and latin prefixes
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1
"Pollution is reaching high levels in GA lakes." What is the best way to test this hypothesis?
research in a library harmful effects of acid rain on lakes
collect water samples and test each sample for pollution
experiment how pollution affects water plants native to GA
count the number of water plant species found in a GA lake
2
How many centimeters are in 9.02 kilometers?
920
902000
none of these
.000902
3
Kilo means what?
1000
10
100
1/1000
4
After an experiment has been conducted, what step must you complete next?
Form a Hypothesis
Collect Data
Analyze Data
Draw a Conclusion
5
What lab equipment would you use to protect your eyes?
none of the above
goggles
contacts
sunglasses
6
When using the 5 senses (sound, touch, taste, smell, seeing) scientists say they are making ___
an experiment
a Hypothesis
an observation
a procedure
7
The first step of the scientific Method is.....
Do background research
Ask a Question
Perform an Experiment
Form a Hypothesis
8
How many grams are in 1.2 kg?
12 g
1200 g
120 g
12,000 g
9
why are observations important?
for your procedures to be correct
to not miss out on seeing something in a lab.
to be useful to your research for the lab
none of the above
10
test new dog food that helps them lose weight. 50 dogs are chosen to get new food, 50 have normal diets. whats the IV?
Weight loss
Dogs on normal diet
New dog food
Dogs on new food
11
What is a hypothesis........?
an educated guess
a possible explanation to or answer to a scientific question
a question you ask for an experiment
all of the above
12
how many factors should an experiment test?
1
3
more than 5
5
13
Experiments are designed for what purpose?
to communicate your results with others
for your background knowledge
to collect data
to test the hypothesis
14
Which of the following is a tool for measuring the Volume of a liquid?
Graduated Cylinder
Liter
Cubic Centimente
Meterstick
15
What is this a picture of?
Beaker
Triple Beam Balance
Graduated Cylinder
Scale
16
convert 5.67 g to Hg
.000567 Hg
567 Hg
.0567Hg
.567 Hg
17
When measuring Length or distance we use the SI unit _____________
meters
miles
Liters
Grams
