Which of these questions are unit rates?
a.) crystal bought 2 pairs of shoes for $30.
b.) dal...
Physics, 21.12.2020 20:20 angie07253
Which of these questions are unit rates?
a.) crystal bought 2 pairs of shoes for $30.
b.) dallas ran 12 km in an hour.
c.) hugh made 17 tables in 4 days.
d.) jorge typed 222 words in 4 minutes.
e.) there were 56 berries in one pie.
Answers: 1
Physics, 21.06.2019 19:30, melinasilerox9mjh
Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s
Answers: 1
Physics, 23.06.2019 00:10, looloo273
An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b. what is the wavelength of the wave? c. what is the amplitude of the magnetic field? d. what is the intensity of the wave?
Answers: 3
Physics, 23.06.2019 03:00, SGARCIA25
The stopwatch used by a student to measure velocity of a pulse in a slinky was of least count 0.1 second. he stops the stopwatch when a pulse has made 3 journeys from one end to the other of the slinky. he finds the seconds hand to be at 52nd division. calculate the correct time noted by him.
Answers: 3
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