Which two trends do the data show? O A. Annual global temperatures are very steady, with no natural
variation.
B. Any present-day increase in global temperatures must be part of a
natural heating cycle.
C. There are natural cycles of warmer and cooler global
temperatures
D. There have been multiple periods of warmer-than-average
temperatures in the past.
pls help

If a sphere and a cure have the same mass and are propelled up a ramp with the same force, which would travel father up the ramp? explain.

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?