Dispose of all waste as instructed by your teacher. There should be special containers provided in order to get rid of the following types
of waste:
a. Matches, litmus paper, wooden splints, toothpicks, etc.
b. Broken glass
C. Rags, paper towels, or other absorbent materials used
in the cleanup of flammable solids or liquids.
d. Hazardous/toxic solids or liquids as identified by your teacher.

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a. one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b. one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c. one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.