How much force is needed to accelerate a 1000kg car at a rate of 3 m/s2

Two electrodes connected to a 9.0 V battery are charged to ±45 nC. What is the capacitance of the electrodes?

Why is it necessary that all three thermometers were at approximately the same distance from the light bulb

A windmill produces 1400 watts of electric power that is used to heat water. The efficiency is 100%. How long will it take to raise the temperature of 40 gallons of water by 50∘F?

Instructions:Select all the correct answers. Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? 1. Burning fossil fuels contributes to climate change. 2.

An example of a metalloid, elements with properties between metals and non-metals, is: A. silicon B. iron C. oxygen D. copper

Explain how "elastic potential energy" dramatically changed the sport of pole vaulting when flexible fiberglass poles replaced stiffer wooden poles.

Which, if any, of the three types of galaxies occur the most often?

Which kingdom consists only of complex multicellular, eukaryotic organisms which must consume or ingest other organisms for nutrition?

Why does heat energy always move from a higher temperature to a lower temperature?

Which of the following explains how heat flow within Earth changes its surface? Molten material moves in one direction, moving the plates in the opposite direction Molten material moves in one direction, moving the plates in the same direction