If the average speed of a car is 45 km/hr, how far can it travel in 40 min?
falling objects d...
Physics, 10.07.2019 22:10 jaleahwalker
If the average speed of a car is 45 km/hr, how far can it travel in 40 min?
falling objects drop with an average acceleration of 9.8 m/s2
if an object falls from a tall building, how long will it take before it reaches a speed of 49 m/s?
what is meant by a freely falling object?
Answers: 3
Physics, 22.06.2019 10:30
What are two different ways you could find the value of a? explain these methods.
Answers: 2
Physics, 23.06.2019 01:40
When you see distant streetlights through smog, they look dimmer and redder than they do normally. but when you see the same streetlights through fog or falling snow, they look dimmer but not redder. use your knowledge of the interstellar medium to discuss the relative sizes of the particles in smog, fog, and snowstorms compared to the wavelength of light.
Answers: 3
Physics, 23.06.2019 18:00
An unknown mineral sample has a mass of 318 g and a volume of 120 cm³. which mineral could the sample be? a. gypsum (density = 2.3 g/cm³) b. quartz (density = 2.65 g/cm³) c. apatite (density = 3.1 g/cm³) d. zircon (density = 4.65 g/cm³)
Answers: 3
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