Light travels at a speed of 2.99792458 x 108 meters per second. There are 3.1557600 x 10? seconds in a year. A light year is the distance that light travels in one year. How many meters
equals one light year?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Mr. rose asked his student to draw a quadrilateral with four unequal sides. an example of this kind of quadrilateral

What is the chemical formula for a compound between li and br? libr li2br libr2 libr3