If I repeat my experiment multiple times, what is it called?
Repetition
What is the first step in the scientific method?
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How many variables should an experiment be testing at one time?
One
D=
M/V
What should you always wear on your hands when dealing with chemicals?
Gloves
If I am repeating someone else's work, what am I doing?
Replication
How many steps are there in the scientific method?
6
What is the dependent variable? How does the temp of the water affect how fast algae grows?
How fast algae grows
What is the volume of a solid measured with?
Meter stick
How do you smell a chemical in a lab?
Wafting
Qualitative does what?
Describes things such as colors and smells
Evidence that you gather during your experiment is called what?
Empirical evidence
Whats is the independent variable? How does the temp of the water affect how fast algae grows?
Temp of the water
What is the density?
M= 15g
V=2cm^3
7.5g/cm^3
What is the 5th step in the scientific method?
Analyze data
Quantitative deals with what?
Numbers
Theory or law? Plate tectonics explains how plates move across the earth to form mountains and volcanoes.
Theory
The dependent variable is the:
Outcome variable
What is mass?
The amount of matter
What is this tool called?
The red pair of scissors is 12cm long. What is qualitative, and what is quantitative?
QL= red
QNT=12cm
Theory or law? Hubble's _________ of cosmic expansion: Shows what happens with the universe expanding.
Law
What is a control variable?
Variables that must stay constant throughout the experiment
What are the SI units for mass, volume, and density?
Grams, Liters, cm^3, g/cm^3
Which instrument could be used to find the volume of an irregularly shaped object?
Graduated Cylinder