When a warm air mass advances over a cold surface region, it is ...

[09madisonrousseau09]

When a warm air mass advances over a cold
  surface region, it is referred to as
  a) a stationary front.
  b) an anticyclone.
  c) a cold front occlusion.
  d) simply a warm front.

Question 2

A 1.0-kg block is released from rest at the top of a frictionless incline that makes an angle of 37 with the horizontal. An unknown distance down the incline from the point of release, there is a spring with k = 200 N/m. It is observed that the mass is brought momentarily to rest after compressing the spring 0.20 m. How far does the mass slide from the point of release until it is brought momentarily to rest?
 a. 0.98 m
  b. 0.68 m
  c. 0.82 m
  d. 0.55 m
  e. 0.20 m

[abctaiwan]

Answer to Question 1

d

Answer to Question 2

b

[09madisonrousseau09]

Thanks for the timely response, appreciate it

[yeungji]

Excellent