A chemical formula shows the kind and number of atoms that form a ______.
Match the term with the correct description.
| Stavka koja se može prevući | arrow_right_alt | Odgovarajuća stavka |
|---|---|---|
when 2 or more substances are combined and keep their properties | arrow_right_alt | atom |
substance formed when 2 or more elements are chemically bonded together | arrow_right_alt | molecule |
smallest unit of matter | arrow_right_alt | compound |
smallest unit formed when atoms are chemically bonded together | arrow_right_alt | mixture |
If the movement of molecules requires energy, it is ____________.
The function of the selectively permeable cell ______ is to allow some things to pass through it, but not others.
Match the description with the term.
| Stavka koja se može prevući | arrow_right_alt | Odgovarajuća stavka |
|---|---|---|
movement of molecules from an area where there are many to an area where there are few | arrow_right_alt | osmosis |
passive transport of water by diffusion | arrow_right_alt | diffusion |
Organic substances contain
Organic compounds that store important coded information in cells are ______.
All _______ reactions in living things take place in water solutions.
Water is the compound that makes up a larger part of __________________________ matter than any other.
______ are organic compounds made of sugars or starches.
______ are organic compounds that store energy in the form of fats and oils.