Physics, 09.11.2019 03:31, ZachLaVine2016
The formula for height (in feet) of a projectile under the influence of gravity is given by ℎ = − + + where = (in seconds), is the upward initial velocity (at = 0), and is the starting/initial height. 2) imagine, you are throwing tennis ball at a kite that is stuck 42 feet up in a tree, trying to knock it loose. you can throw the ball at a velocity of 45 feet per second upward at a height of 4 feet. will you throw read the kite? how hard do you need to throw ball to reach the kite? explain your answer using equations, solutions, and graphs.
Answers: 1
Physics, 22.06.2019 04:30, phyllides4930
The current in a hair dryer measures 11 amps. the resistance of the hair dryer is 12 ohms. what is the voltage?unit:
Answers: 1
Physics, 22.06.2019 07:00, Angelanova69134
Photoelectrons with a maximum speed of 6.50 x 107 m/s are ejected from a surface in the presence of light with a frequency of 6.75 x 1014hz. if the mass of an electron is 9.10 x 10-31 kg, calculate in joules the maximum kinetic energy of a single electron. 3.84 x 10-15 j 1.92 x 10-15 j 5.92 x 10-23 j 3.07 x 10-16 j
Answers: 1
Physics, 22.06.2019 10:30, austinwst3
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?
Answers: 2
Physics, 22.06.2019 16:30, safiyyahrahman6907
One number is said to be an "order of magnitude" larger than another number if choose one: a. it is 10 times larger. b. it is 5 times larger. c. it is 3 times larger. d. it is 100 times larger. e. it is 2 times larger.
Answers: 1
The formula for height (in feet) of a projectile under the influence of gravity is given by ℎ = − +...
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