Pls help me with my physics homework
...
Answers: 2
Physics, 22.06.2019 08:30
Abike rider starts from rest and accelerates 28.0 meters down a slope in 5.00 seconds. what is her acceleration? select one: a. 3.21 m/sec2 b. 1.75 m/sec2 c. 9.80 m/sec2 d. 2.24 m/sec2
Answers: 3
Physics, 22.06.2019 16:50
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
Physics, 22.06.2019 19:30
Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is
Answers: 2
Physics, 22.06.2019 20:00
Abumper car with a mass of 250 kg is traveling at a speed of 4 m/s. this bumper car collides and sticks to a second bumper car with a mass of 250 kg, which is initially at rest. what is the final speed of these two bumper cars after the collision, assuming they remain stuck together?
Answers: 1
Mathematics, 04.02.2020 00:04
History, 04.02.2020 00:04
English, 04.02.2020 00:04
Biology, 04.02.2020 00:04
Mathematics, 04.02.2020 00:04
Mathematics, 04.02.2020 00:04
Mathematics, 04.02.2020 00:04
Computers and Technology, 04.02.2020 00:04
Mathematics, 04.02.2020 00:04
Health, 04.02.2020 00:04
Mathematics, 04.02.2020 00:04
Spanish, 04.02.2020 00:04
Chemistry, 04.02.2020 00:04
Computers and Technology, 04.02.2020 00:04