Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
|
a scientific guess to explain an occurrence |
hypothesis |
|
|
an explanation of natural phenomenon that is backed by scientific evidence |
theory |
|
|
anything that occupies space and has kass |
matter |
|
|
substances that cannot be broken down by ordinary means |
elements |
|
|
educated guess |
hypothesis |
|
|
an experiment that contains only one experimental variable |
controlled experiment |
|
|
the thing being testef |
independent variable |
|
|
the things in the experiment that MUST be the same |
constants |
|
|
the data that is observed and measured as a result of the independent variable |
dependent variable |
|
|
bond where opposites attract |
ionic |
|
|
when a substance has a slight charge |
polar |
|
|
the genetic code for all living things |
dna |
|
|
the action/ability of water to climb up the roots of a tree |
capillary action |
|
|
speed up chemical reactions |
enzymes |
|
|
means large |
macro |
|
|
particles found orbiting there nucleus of an atom |
electrons |
|
|
the sugar from which we get energy |
glucose |
|
|
strongest bonds where electrons are shared |
covalent |
|
|
a reasonable explanation for a series of effects |
theory |
|
|
positively charged particles |
protons |
|
|
water forming a membrane on its top |
surface tension |
|
|
amino acids are the monomers |
proteins |
|
|
fats that contain double bonds between their cartoons |
unsaturated |
|
|
shows all of the elements and their properties |
periodic table |
|
|
2 or more of these elements linked chemically |
compound |
