Answers: 1
Physics, 22.06.2019 06:00
Using a pedometer, you walk 3000 steps in 20 minutes, so your speed is 150 steps/min. each of your steps is 0.7 m long. what is your speed? 150 steps/min=/s=/h
Answers: 1
Physics, 22.06.2019 08:00
What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?
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
Why is newton's three laws one of the most important achievements in physics...
English, 19.11.2020 18:20
English, 19.11.2020 18:20
Mathematics, 19.11.2020 18:20
Mathematics, 19.11.2020 18:20
Mathematics, 19.11.2020 18:20
Mathematics, 19.11.2020 18:20
Mathematics, 19.11.2020 18:20
Mathematics, 19.11.2020 18:20