Physics, 30.01.2020 00:45, steven2669
In a microscope, what happens to the sharpness of the image (resolution) as you switch from low to high power? plz !
Answers: 2
Physics, 21.06.2019 16:30, jroy1973
In this experiment, you will use a track, a toy car, and some washers to explore newton’s first two laws of motion. you will make observations and collect data regarding the motion of these objects. in the space below, write a general scientific question that you will answer by doing this experiment.
Answers: 1
Physics, 22.06.2019 10:00, lorelei7668
(a) calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (b) imagine adding electrons to the pin until the negative charge has the very large value 1.00 mc. how many electrons are added for every 109 electrons already present
Answers: 3
Physics, 22.06.2019 22:20, destiniout04231
A10-kg piece of aluminum sits at the bottom of a lake, right next to a 10-kg piece of lead, which is much denser than aluminum. which one has the greater buoyant force on it? explain. b - the aluminum a) both have the same buoyant force. b) the aluminum c) the lead d) it cannot be determined without knowing their volumes.
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
In a microscope, what happens to the sharpness of the image (resolution) as you switch from low to h...
History, 16.06.2020 00:57
Mathematics, 16.06.2020 00:57
English, 16.06.2020 00:57
Physics, 16.06.2020 00:57
Mathematics, 16.06.2020 00:57
History, 16.06.2020 00:57
English, 16.06.2020 00:57
Physics, 16.06.2020 00:57