Is an example of a compound

Au

Hg

Fe

Vinegar Acetic Acid

1 - wave length

2 - amplitude

3 - crest

4 - trough

explanation:

duh.

pe = weightxheight = 2000x1000=2,000,000joules

the small 0.38-kg slider is known to move from position a to position b along the vertical-plane slot. determine (a) the work done on the body by its weight and (b) the work done on the body by the spring. the distance r = 0.70 m, the spring modulus k = 154 n/m, and the unstretched length of the spring is 0.53 m

explanation:

-reverse card

not too sure thinking all accelerations are pointed down