The difference between speed and velocity is that A) they are ...

[soccerdreamer_17]

The difference between speed and velocity is that
 
  A) they are expressed in different units.
  B) velocity also includes a direction.
  C) velocity is the same as acceleration but speed is different.
  D) velocity is calculated using a physics equation.

Question 2

When humans get cold, they shiver in order to increase their body temperature. Which of the key properties of life is this an example of?
 
  A) growth and development
  B) reproduction
  C) order
  D) response to environment

[jaygar71]

Answer to Question 1

B

Answer to Question 2

D

[soccerdreamer_17]

Wow, this really help

[rachel]

Thanks for the timely response, appreciate it