The planet earth travels in a circular orbit at constant speed around the sun. what is the net work done on the earth by the gravitational attraction between it and the sun in one complete orbit? assume that the mass of the earth is given by me, the mass of the sun is given by ms, and the earth-sun distance is given by res.

Use the table to answer question 22 23 and 24.

In what direction does the medium move relative to the direction of the wave? explain.

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer