What is true about liquid water?
a. ice has a higher density then liquid water because it has less space between molecules
b. ice has a lower density then liquid water because it has more space between molecules
c. ice has a lower density then liquid water because it has less space between molecules
d. ice has a higher density than liquid water because it has more space between molecules

Choose the molecule that is described by each phrase. energy used during long activities:

Which organelle breaks down sugar molecules that supply energy to the cell ?

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.