Using Velocity vs Time Graphs to Find Acceleration
The acceleration of segment Dis
m/s2
Velocity vs Time
Rank segments A, B, and C from least acceleration to
greatest acceleration.
Least:
25
20
В
15
Velocity (m/s)
D
10
Greatest:
А
5
0
0
1
2.
4
5
3
Time (s)

Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.