Answers: 3
Physics, 21.06.2019 22:30, tvrgrvJfbhh3881
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: 3
Physics, 21.06.2019 22:50, peno211
Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earthβmoon (center-to-center) distance is 3.82 Γ 10^8 m, earth's radius is 6.37 Γ 10^6 m, moon's mass is 7.36 Γ 10^22 kg, and earth's mass is 5.98 Γ 10^24 kg.
Answers: 2
Physics, 22.06.2019 18:00, sarahidan
Aprisoner is forced to go into one of three rooms, but he can choose which room. the first room is ablaze with fire. the second one is rigged with explosives that will go off as soon as he enters. the third contains a pair of lions who haven't eaten in years. which room should he choose to survive?
Answers: 2
Chemical weathering is greatest under conditions of...
Mathematics, 22.12.2020 22:20
Mathematics, 22.12.2020 22:20
Mathematics, 22.12.2020 22:20
Mathematics, 22.12.2020 22:20
Mathematics, 22.12.2020 22:20
Mathematics, 22.12.2020 22:20
Mathematics, 22.12.2020 22:20