Purchase Solution

Given that the speed of light, How far is earth from sun

Not what you're looking for?

Ask Custom Question

Given that the speed of light is 2.998 m/s and that it takes 7 minutes for light from the sun to reach Earth, how far is Earth from the sun in miles? Recall that there are exactly 2.54 cm/in, exactly 12 in/ft and exactly 5,280 ft/mi. State your answer to the correct number of significant digits. Perform the same calculation using the order of magnitude estimation technique.

Purchase this Solution
Solution Summary

Given the speed of light, how far the earth is from the sun is determined. A Complete, Neat and Step-by-step Solution is provided.

Solution Preview

Time = 7 minutes = 7 minutes * (60 s/ 1 minute) = 420 s

Velocity of light = 2.998 * 10^8 m/s

Distance of Earth from the sun = ...

Purchase this Solution
Free BrainMass Quizzes
Classical Mechanics

This quiz is designed to test and improve your knowledge on Classical Mechanics.

Intro to the Physics Waves

Some short-answer questions involving the basic vocabulary of string, sound, and water waves.

Basic Physics

This quiz will test your knowledge about basic Physics.

The Moon

Test your knowledge of moon phases and movement.

Introduction to Nanotechnology/Nanomaterials

This quiz is for any area of science. Test yourself to see what knowledge of nanotechnology you have. This content will also make you familiar with basic concepts of nanotechnology.

View More Free Quizzes
Related BrainMass Solutions

  • Time for light to travel from earth to the moon

    33891 Time for light to travel from earth to the moon The speed of light in vacuum is approximately 3 * 10^8 m/s.

  • 10 basic HS physics question needing 100% accuracy for practice test tonight

    A 33.80 cm height of the shadow is cast by a point source onto a nearby wall 694.78 cm from the object. How far away from the object is the point source of light casting the shadow? 5. Light travels at 3 X 108 m/s in a vacuum.

  • North Star, frequency of light, radio waves, underwater sun

    (c) How long does it take a microwave signal to travel from Earth to the Moon and back? (The distance from Earth to the Moon is 3.84 x 105 km.) Solution: Speed of light in vacuum is 3 x 108 m/s.

  • Church, Galileo, Uranium, Fission, Nearsighted and farsighted

    As we can see from (1) and (2) magnitude of VCE is same in the two cases viz. VE - VC . Hence, the cannon's speed measured by an observer on earth for both the directions is same.

  • Problems on collision and Kepler's laws of planetary motion

    .(4) Dividing (3) by (2) we get : (T/Te)2 = (Ms/M)(R/Re)3 ........(5) In (5) T/Te has the unit of earth years (how many times the time period is that of the time earth takes to complete one rotation around sun), R/Re has the unit as astronomical

  • Slide and Velocity

    - Neptune is 4.50 x 10^ 9km away from the Sun. If the earth is 1.50 x 10^8km away from the sun, what is Neptune's period away from the Sun in earth years? - A toy car drives off a diving board at a speed of 2.2m/s.

  • Four Layers in Distance-Measurement Ladder

    They noticed that about 90% of these stars fell on what is now considered the main sequence on the Hertzprung-Russell diagram. That is, certain colors of stars were close to the same brightness.

  • Sunlight reaching the earth

    12312 Sunlight reaching the earth How long does it take for sunlight to reach the earth? According to various sources (http://tinyurl.com/36neq), the average distance from the sun to the earth is 149,597,870 km.

  • Speed of light in Astronomical Units

    Astronomical Unit of earth to sun is @ 1.50 x 10^8 km. Speed of light is about 3.0 x 10^8 m/s. Express the speed of light in terms of (AU) per minute.

View More Related Solutions