Drag each label to the correct location on the image.

classify each characteristic according to whether it is true for an amoeba, a clock, or both.

uses energy

contains cells

lacks genetic
material

reproduces

has internal
organization

Identify two types of chemical bonding in the source of dietary potassium

A50.0g sample of liquid water at 0.0 c ends up as ice at -20.0 c. how much energy is involved in this change?

Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt