Determine the height of this object: a 1-kg pendulum has a speed of 2 m/s. a. 9.8 m b. 2 m c. 7.8 m d. 0.20 m

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?

Lightning is an example of what phenomenon? a release of a large amount of energyan absorption of a large amount of energya natural electric circuita natural electric current

In this thread, i would like you to comment on the nature of light and how operation of telescopes. light has a duality of a particle and a wave; which one affects your life? also how does light interact with optics inside telescopic systems? answer these questions in two paragraphs. then respond the another students response.