A class of Earth science students recorded the air temperature in a variety of locations around their school property on a sunny afternoon. The coolest location
was in a grove of trees. The highest temperatures were over a blacktop parking lot.
Explain how a characteristic of the parking lot surface could cause these higher
temperatures?

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.

Ahypothetical metal has an orthorhombic unit cell for which the a, b, and c lattice parameters are 0.413 nm, 0.665 nm, and 0.876 nm, respectively. (a) if there are 8 atoms per unit cell and the atomic packing factor is 0.536, determine the atomic radius (in nm). (b) if the density is 3.99 g/cm3, calculate the metal's atomic weight (in g/mol).

The flow of electrons from one atom to another is called