What are the two energy laws that cannot be broken?

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

Were does condensation occur? a) hydroshereb) lithosherec) boishered) atmosphere

Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d