PLEASE HELP ASAP WILL REWARD BRAINLIEST:)) A lead-acid battery of 12V e. m.f. is supplying a current of 10 A to some car headlamps. What is the rate of transfer of chemical energy to electrical energy?

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?

What was the first instrument to ever record an earthquake?

Of is j/kg·k. if a 2.6 kg of isk to k,is ?