physics

light from the sun travels 1.5x10km to reach the earth .how long does it journey take in minutes?

  1. 👍
  2. 👎
  3. 👁
  1. 150 million km you mean
    which is 1.5 * 10^8 km
    which is 1.5 * 10^11 meters

    c is about 3 * 10^8 m/s

    distance = rate * time

    1.5 * 10^11 = 3 * 10^8 t
    (1/2) * 10^3 = 7
    so t = about 500 seconds
    or 8 1/3 minutes

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. science

    What causes the sunlight to hit different latitudes on Earth at different angles? the Earth's tilt on its axis the Sun's distance from Earth the Earth's speed of rotation the Sun's rate of burning fuel What climate will countries

  2. climate unit test

    Everywhere on Earth is about 93 million miles away from the sun. What causes days to be warmer on one part of Earth than on another? A.the rotation of Earth B.the speed of Earth in its orbit C.the angle at which the sun strikes

  3. Science

    1. What would happen if earth absorbed all of the heat from the sun? A. Earth would become too cold. B. Earth would be too hot. C. Earth would eventually stop recieving heat. D. Earth would lose all of it's own heat.

  4. Physics

    The radius of the earth's orbit around the sun (assumed to be circular) is 1.50 X 108 km, and the earth travels around this orbit in 365 days. (a) What is the magnitude of the orbital velocity of the earth, in m/s? (b) What is the

  1. math

    the distance from the sun to earth is about 1.5x10^11 meters. suppose light travels at a speed of 3x10^8 meters per second. About how long does it take light from the sun to reach earth? PLEASE HELP!!!

  2. Precalculus

    Find the distance that the earth travels in nine days in its path around the sun. Assume that a year has 365 days and that the path of the earth around the sun is a circle of radius 93 million miles. [Note: The path of the earth

  3. scientific notation?

    A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long

  4. Science

    The speed of light is 3 x 10 to the 8th power meters per second. If the sun is 1.5 x 10 to the 11th power meters from earth, how many seconds does it take light to reach the earth?

  1. Chemistry 101

    The distance from the Earth to the sun is approximately 9.37 x 10^7 miles. How long does it take for light from the sun, to reach the earth? Speed of light is 3.00 x 10^8 m/s. Use dimensional analysis to solve.

  2. Algebra 2

    saturn is approximately 1.4 x10^9 kilometers from the Sun. If light travels at approximately 3.0 x 10^5 kilometers per second, how long does it take light from the Sun to reach Saturn? Express your answer in scientific notation.

  3. 6th math

    Light travels at 186,000 miles per second. Light takes about 11⁄3 seconds to travel from the earth to the moon. Calculate the distance between the earth and the moon based on the speed of light. ???

  4. Chemistry #4

    How long does it take (in minutes) for light to reach Earth from the Sun, a distance of 1.589 × 108 km?

You can view more similar questions or ask a new question.