A 1. 0 kg block is attached to an unstretched spring of spring constant 50 n/m and released from rest from the position shown in figure 1 above. The block oscillates for a while and eventually stops moving 0. 20 m below its starting point, as shown in figure 2. What is the change in potential energy of the block-spring-earth system between figure 1 and figure 2 ?

Of four agents alpha, beta, gamma anddelta, three have to be sent together on amission. if alpha and beta cannot gotogether, beta and gamma cannot go togetherand gamma and delta cannot go together, then which of the following holds? 1. any three agents can be sent.2. alpha, delta and any one out of beta andv gamma can be sent.3. beta, gamma and any one out of alphaand delta can be sent.4. the mission is impossible.

In the_ work-study program, college students who have financial needs can work part-time jobs to pay for education expenses. a stafford b university c federal d pell

Your data will you choose that you can use in your planning. a. evidence-based practices b. strategies others have used c. new and innovative strategies d. strategies recommended by family members