Physics, 09.10.2019 20:30, wednesdayA
Astrong gust of wind blows an apple off a tree. the apple has a mass of 0.25 kg. the gust of wind pushes the apple with a force of 1.05 n to the right. what is the net force on the apple?
5.5 n
- 2.2 n
1.78 n
2.66 n
Answers: 1
Physics, 21.06.2019 22:30, ceceshelby646
Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.
Answers: 1
Physics, 22.06.2019 14:40, allenpaietonp9v8sv
What is the orbital period of a spacecraft in a low orbit near the surface of mars? the radius of mars is 3.4×106m.
Answers: 2
Physics, 22.06.2019 15:20, sandrinedionne7153
A20 cm long spring is attached to a wall. the spring stretches to a length of 22 cm when you pull on it with a force of 100 n. what is the spring constant
Answers: 3
Physics, 22.06.2019 17:50, manou76
Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
Answers: 1
Astrong gust of wind blows an apple off a tree. the apple has a mass of 0.25 kg. the gust of wind pu...
History, 26.10.2020 14:00
Mathematics, 26.10.2020 14:00
Mathematics, 26.10.2020 14:00
Mathematics, 26.10.2020 14:00
Mathematics, 26.10.2020 14:00