Which is a hypothesis:
a. A glass of ocean water is heavier than a glass of river water because they have different densities.
b.If ocean water is denser than river water, then ocean water will be heavier than river water.
b is correct
100
it is a glass container that measures liquids in the lab
What is beaker?
200
Step where you do an experiment
What is test the hypothesis?
200
Which is a hypothesis:
a. If the flashlights are not turned off, then batteries of brand ______ will last longer
b.If the flashlight are not turned off, then we will need to buy new batteries
a is correct
200
it is like an eye dropper
What is a pipette?
300
step were you describe the results
What is conclusions?
300
Doing this helps us make sure the experiment is giving us a true answer
What is an experimental trial?
300
we used it as a tray, but can also baked desserts
What is a pie pan?
400
step were you do some prior research
What is gather information?
400
The different factors that can change in an experiment
What are variables?
400
Scientists use them to record their experiments
What is a lab notebook?
500
is a process of observing, studying and thinking about things in your world to gain knowledge
What is science?
500
This puts the discoveries of science to use
What is technology?
500
we used it to create different densities in colored water