A car is on cruise control at v=30m/s. If the wind resistance is equal to. F=0.42v² what energy will the car expend to drive 1km? A)450J
B)378J
C)12.6J
D)378kJ

show your work please

Ihave a density of 1.61g/cm^3 and a mass of 28g. find the missing value

Your science teacher brings in a speaker to talk to your class about climate change. during the session, students ask a few questions. which questions are related to the current evidence on climate change

Match each scenario to the form of energy it represents