Science test 1
Card Set Information
Science test 1
First science test
divided by 100
divided by 1000
Volume is measured in
What is the metric system based off of?
Water and water measurments. (ex. density of water is 1)
How reliable is a theory?
There is no higher level of affirmation.
Laws are true how much of the time?
Good theories become laws.
Facts that are found to support a hypothesis.
Direct evidence is....
Present and accessable physically.
Indirect evidence is.....
Unnacessable. We rely on this when it is impossible to actually be there during certian events or circumstances.(too slow, to long ago, can't go in person)
To measure light from planets and analize their data.
Quantitative info is....
Numerical in nature
Qualitative info is....
somewhat opinionated info, cannot be measured. (ex. smell, taste, ect.)
The things that change in your experiment
what you change
Expected to change as a result of the independant
Things in your experiment that shouldn't change.
things that could possibly effect the experiment in a way other than the independant.
Something left alone in your experiment so you can make a comparison
Every time the independant variable is tested
How many independant variables there are
Numbers, measurements or results of your trials.
Anything that has mass and takes up space
Substances that cannot be reduced to simpler substances
The center of an atom
Posotive and make up part of the nucleus
No electrical charge, and bound to nucleus with protons
Negative charge and orbit the nucleus
Add energy to gas and you get....
All motion and energy has stopped
Mass and volume determines....