Which of the following are examples of Conservation of Momentum? O 7 kg. " + 3 kg = 9 kg + 1 kg. "
721
20 kg + 10 kg . * = 15 kg : " + 5 kg :
S
11
M
0 kg : " + 15 kg • * = -5 kg.
+ 20 kg
S

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

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this

the old price per ounce is c/4.

the new price per ounce is c/3.6.

the ratio of the old price to the new one is

(c/4)/(c/3.6) = (c/c)×(3.6/4) = 0.9 . . = 9/10 . . "nine tenths" in either form

answer: 31, 5556. 952 seconds