Asolution is a
a. combination of isotopes.
b. chemical reaction.
c. mixture in which the substances are evenly spread out.
d. mixture in which undissolved substances do not settle out.

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits

Which of the following is the sl unit used to measure temperature a. kilogram b. liter c. meter d. kelvin