Physics, 01.09.2021 21:50 reesewaggoner8
Newton's law of inertia describes how an object in motion will stay in motion unless acted upon by an outside force. The concept of
inertia is responsible for injuries during collisions. Which of these apparatus is installed or used to directly reduce the impacts due to
inertia? Select ALL that apply.
A)
brake pads on vehicles
B)
lap bars on amusement park rides
C)
seat belts installed and used in cars
D)
speed bumps installed on the roadways
E)
guardrails on the interstate along a curve
Answers: 3
Physics, 22.06.2019 05:30
Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?
Answers: 1
Physics, 22.06.2019 08:40
Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?
Answers: 1
Physics, 22.06.2019 12:00
In a set amount of time, a battery supplies 25j of energy to an electric circuit that includes two different loads. one of the loads produces 10 j of heat energy during this time interval. how much heat energy is produced by the second load in this time? explain your answer
Answers: 3
Physics, 22.06.2019 19:30
Which describes increasing the efficiency of energy resource
Answers: 2
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