Physics, 05.03.2021 05:30 gransazer863
You are in a car traveling at 20 m/s. An ambulance is behind you traveling 35 m/s in the same direction. What frequency do you hear if the siren has a frequency of 550 Hz?
Answers: 2
Physics, 21.06.2019 20:20
Aplanet of mass m 6.75 x 1024 kg is orbiting in a circular path a star of mass m 2.75 x 1029 kg. the radius of the orbit is r 8.05 x107 km. what is the orbital period (in earth days) of the planet tplanet?
Answers: 1
Physics, 22.06.2019 09:30
Astone is dropped from a cliff and falls 9.44 meters. what is the speed of the stone when it reaches the ground? a. 13.6 m/sec b. 1.39 m/sec c. 185 m/sec d. 9.80 m/sec
Answers: 3
Physics, 22.06.2019 18:30
How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters
Answers: 2
Physics, 23.06.2019 02:00
How many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57×10−21 newtons?
Answers: 2
You are in a car traveling at 20 m/s. An ambulance is behind you traveling 35 m/s in the same direct...
Social Studies, 02.10.2021 03:50
Computers and Technology, 02.10.2021 03:50
English, 02.10.2021 03:50
Computers and Technology, 02.10.2021 03:50
Chemistry, 02.10.2021 03:50
History, 02.10.2021 03:50
Mathematics, 02.10.2021 03:50
Physics, 02.10.2021 03:50
Mathematics, 02.10.2021 03:50
English, 02.10.2021 03:50
Mathematics, 02.10.2021 03:50
Mathematics, 02.10.2021 03:50
Chemistry, 02.10.2021 03:50
English, 02.10.2021 03:50