Physics, 04.02.2020 16:53 hannahbaak
Equations to use: v= λ ∙ f v=d/t
b. a guitar string has a length of 0.90 m. when you pluck it, it plays a “c” that has a frequency of 256 hz. how fast is the wave moving back and forth along the string? (
c. in a train track made of solid steel, sound waves travel extremely fast – about 6,000 m/s. if a train’s vibration travels for 3 seconds, how far will it move?
Answers: 1
Physics, 23.06.2019 01:00
Formulating a hypothesis: part i since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of " because when writing your hypothesis
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Physics, 23.06.2019 02:30
An airplane is flying with a velocity of 240 m/s at an angle of 30.0∘ with the horizontal, as the drawing shows. when the altitude of the plane is 2.4km,a flare is released from the plane. the flare hits the target on the ground. what is the angle θ?
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Physics, 23.06.2019 06:30
X-ray crystallography is used to see the structure of molecules. scientists have used the technique to find the structure of cholesterol an important biological molecules knowledge of a structure of cholesterol is because it may affect?
Answers: 2
Equations to use: v= λ ∙ f v=d/t
b. a guitar string has a length of 0.90 m. when you pl...
b. a guitar string has a length of 0.90 m. when you pl...
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