An astronaut is doing repairs when he accidentally drops a tool. It floats away from him at a rate of 2.0 meters every 1.0 seconds. Which graph could represent the tool's position relative to the astronaut through time?

A. Z
B. X
C. Y
D. W

Did you know that a blue wales tongue weighs more than an elephant?

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

What does the positioning of transcription factors determine?