Physics, 13.11.2020 14:00 maryam2863
A student fires a cannonball diagonally with an initial
speed of 39.0m/s. Neglect drag and the initial height
of the cannonball.
What was the cannonball's initial horizontal speed?
What was the cannonball's initial vertical speed?
How long did the cannonball rise?
What was the cannonball's total flight time?
What was the cannonball's maximum height?
How far from the cannon did the cannonball land
(measured along the ground)?
Answers: 1
Physics, 21.06.2019 22:00
Bernie drove home from a vacation in 1.5 hours. he traveled a total distance of 60 miles. what was his average speed in miles per hour? a. 60 mph b. 90 mph c. 40 mph d. 55mph
Answers: 1
Physics, 22.06.2019 09:00
What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.
Answers: 2
Physics, 22.06.2019 16:00
What is friction? how does it affect the motion of an object?
Answers: 1
A student fires a cannonball diagonally with an initial
speed of 39.0m/s. Neglect drag and the init...
Mathematics, 11.04.2020 00:10
History, 11.04.2020 00:11
Biology, 11.04.2020 00:11
Mathematics, 11.04.2020 00:11
History, 11.04.2020 00:11
Health, 11.04.2020 00:11