The graph below is a graph of a roller coaster car moving down a hil. Tme(s)
What does the straight upward slope on this graph show? (DOK 2, AKS 8a)
OA Negative acceleration
OB. Positive velocity
OC. Positive acceleration
OD. Negative velocity

What must happen before meiosis can begin? a. four gametes must be produced b. the four tetrads must be pulled apart c. dna doubles and produces sister chromatids d. the cell membrane pinches together

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle