Mary Lou is running errands for her mother. She leaves her house and goes 1 mile north to the bakery. She then goes 2.5 miles south to get her hair cut. She continues south for 1.5 miles to check out a book from the library. She then goes 0.75 miles north to meet a friend. This entire voyage lasts 3 hours.
a: What is the total distance traveled?
b: What is the total displacement?
c: What was her average speed?
d: What was her average velocity?
Answers: 2
Another question on Physics
Physics, 21.06.2019 23:30
Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle
Answers: 1
Physics, 22.06.2019 01:30
Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j
Answers: 1
Physics, 22.06.2019 06:00
A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s
Answers: 1
Physics, 22.06.2019 06:30
2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.
Answers: 2
You know the right answer?
Mary Lou is running errands for her mother. She leaves her house and goes 1 mile north to the bakery...
Questions
Mathematics, 23.08.2019 20:10
English, 23.08.2019 20:10
History, 23.08.2019 20:10
Mathematics, 23.08.2019 20:10
Mathematics, 23.08.2019 20:10
Mathematics, 23.08.2019 20:10
Mathematics, 23.08.2019 20:10
