Asimple yet effective way to measure the speed of a bullet is to use a ballistic pendulum. a rifle bullet of mass 0.0378 kg collides with and embeds itself in a pendulum of mass 2.46 kg which is initially at rest and suspended vertically by a 2.30-m massless string, which swings through an angle of 48.6° to its highest point?

Which of the following harmful chemicals are found in tobacco smoke? a. carbon monoxide b. carbon dioxide c. nicotine b. carbon dioxide d. both a and c

An electric power distributor charges residential customers $0.10 per kilowatt-hour (kwh). the company advertises that "green power" is available in 150 kwh blocks for an additional $4 per month. (green power is generated from solar, wind power, and methane sources.) if a certain customer uses an average of 391 kwh per month and commits to one monthly 150 kwh block of green power, what is her annual power bill

Which statements did both aristotle and ptolemy assume? check all that apply.