Can someone me with this answer asap!

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.