Can we see or feel energy?

Ineed extreme for task 2. my student number is 571721. many to whoever solves this correctly, im in debt to you.

Arock collection comes from which part of earth?

Part a constants huck finn walks at a speed of 0.60 m/s across his raft (that is, he walks perpendicular to the raft's motion what is huck's velocity (speed and direction) relative to the river bank? express your answer to three significant figures and include the appropriate units. relative to the shore)