Answers
Answer 1
19) C because the object is stationary, the forces are balanced in all directions so no work is being done and therefore no energy is being transferred
20) B because heating it transfers thermal energy and passing a current transfers electrical energy. I think that shining a light for long enough may heat the block up so it could be D but I’m not sure if that’s what it’s asking
20) B because heating it transfers thermal energy and passing a current transfers electrical energy. I think that shining a light for long enough may heat the block up so it could be D but I’m not sure if that’s what it’s asking
Answer 2
The fist one should be C
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