Marissa did an experiment with balls bearings in a bottle to show the movement of particles in solids, liquids, gases the experiment set up is shown below What should Marissa do to represent the movement of the particles?

What volume of a 0.25 m solution can be made using 0.55 moles of ca(oh)2

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a.the offspring are more likely to have freckles. b.the offspring are more likely to have no freckles. c.the likelihood of the offspring having freckles and not having freckles is the same. d.the likelihood of the offspring having freckles and not having freckles cannot be determined.

20 how are energy cycles and growth cycles related?