LABS 1
The first step in the scientific method
What is Observation
what is H2o?
Water
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UH OHH!
YOU LOSE 100 POINTS!
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H20 is most commonly known as
Water
A change in the states of matter
what is a Phase change
during the balloon experiment what two things added together made the balloon blow up?
vinegar and baking soda
What is an educated guess?
A hypothesis
Can a hypothesis be wrong?
Yes it can.
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what chemical can be created when you mix vinegar with baking soda?
Carbon Dioxide Gas
What is a controlled Variable?
A control variable is the thing in an experiment that stays the same.
This is a type of element that is typically a hard, shiny solid and is a good conductor of heat and electricity.
What is Metal?
Matter is anything that takes up __________.
SPACE!
Matter is anything that takes up space.
what happens when you add objects to dense liquid?
The objects float.
when you mix 2 or more things together and it does not make a chemical reaction, it is called.......
A Mixture
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what has the most density?
Fresh water, Sugar water, Salt water or Baking soda water?
Salt water
What are the three states of matter?
Solid, Liquid, and Gas