Physics, 20.09.2019 16:30, shaeelynn3734
Suppose you drive 1500 m due east in 2 minutes. you then turn due north and drive the same distance in the same time. which of the following is true concerning the average speeds and average velocities for each segment of your trip?
a) the average speeds are different, and the average velocities are different.
b) the average speeds are the same, but the average velocities are different.
c) the average speeds are the same, and the average velocities are the same.
d) the average speeds are different, but the average velocities are the same.
Answers: 3
Physics, 21.06.2019 16:30, ericuh
Which statement best describes resistance? resistance is a. how well a current will flow in a material and is measured in volts. b. how well a material conducts an electrical charge and is measured in ohms. c. the ability of a material to attract a positive charge to create a current. d. the ability of a material to repel neutral charges and is measured in ohms.
Answers: 3
Physics, 21.06.2019 23:30, Longjeremiahs8864
1.in one challenge on the titan games, competitors have to lift 200 pounds up a long ramp. angel is able to move the weight in 42 seconds. anthony gets it done in only 38 seconds. which statement is true? angel has more power than anthony. angel does more work than anthony. anthony does more work than angel. anthony has more power than angel. 2.a mountain climber exerts 41,000 j of work to climb a cliff. how much power does the climber need if she wants to finish in only 500 seconds? power = work / time 20,500,000 watts 82 watts 0.0122 watts 41,500 watts 3.your family is moving to a new apartment. while lifting a box 83 joules of work is done to put the box on a truck, you exert an upward force of 75 n for 3 s. how much power is required to do this? (hint: you only need two of the 3 numbers given! ) power = work / time 249 watts 25 watts 2075 watts 27.7 watts
Answers: 1
Suppose you drive 1500 m due east in 2 minutes. you then turn due north and drive the same distance...
Chemistry, 29.08.2020 23:01
Social Studies, 29.08.2020 23:01
Chemistry, 29.08.2020 23:01
Social Studies, 29.08.2020 23:01