Physics, 24.09.2019 13:00 lalisa6745
Aperson travels by car from one city to another with different constant speeds between pairs of cities. she drives for 30.0 min at 80.0 km/h, 12.0 min at 100 km/h, and 45.0 min at 40.0 km/h and spends 15.0 min eating lunch and buying gas. (a) determine the average speed for the trip. (b) determine the distance between the initial and final cities along the route.
Answers: 1
Physics, 22.06.2019 10:30
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 19:30
Complete these sentences. if a roller coaster train has a potential energy of 1,500 j and a kinetic energy of 500 j as it starts to travel downhill, its total energy isj. once the roller coaster train gets closer to the bottom of the hill, its kinetic energy increases to 1,100 j, and its potential energy decreases to j. when the train reaches the bottom of the track and is traveling along the ground, its kinetic energy isj.
Answers: 1
Physics, 22.06.2019 22:50
When a pair of 10-n forces act on a box of candy, the net force on the box is a 20 n. b about 14 n. c zero. d any of the above depending on the directions of forces.
Answers: 1
Physics, 23.06.2019 02:30
Ajet plane flying 600 m/s experience an acceleration of 4.0 g when pulling out of a circular dive. what is the radius of curvature part of the path in which the plane is flying? a) 7100 m b) 650 m c) 9200 m d) 1200 m
Answers: 3
Aperson travels by car from one city to another with different constant speeds between pairs of citi...
Mathematics, 25.06.2019 09:00
Health, 25.06.2019 09:00
History, 25.06.2019 09:00
Mathematics, 25.06.2019 09:00
History, 25.06.2019 09:00
Biology, 25.06.2019 09:00
Mathematics, 25.06.2019 09:00
History, 25.06.2019 09:00
Mathematics, 25.06.2019 09:00