Answer:
transverse waves, longitudinal waves, and surface waves.
Answer:
Conduction is the main method of thermal energy transfer in solids.
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Answer:
autotrophs and heterotrophs. Autotrophs (producers) use energy directly from the sun or from chemicals to produce organic molecules. Photoautotrophs such as plants use energy from sunlight to make organic compounds by photosynthesis.
A balloon expanding would count as work because it is moving and none of the others are. However, I think that James pedaling also works because at least he is using his leg muscles even though he's not moving. He is working because he is exercising himself and that count as working. I would chose James over all of them.
Turn it into a triangle pretty much. total displacement eastward is 15cm. total displacement northward is 35cm. now use the Pythagorean theorem which will be squareroot of 15squared+35squared. this gives you 38.08cm northeastward.<span />
