The light intensity at a distance of 10.0 meters from a light source is 10 mW/m2. What would be the light intensity at a distance of 20.0 meters from the light source?

Choose a synonym for the underlined homonym (a word with two or more meanings). i did not expect the boat to rock so much. a. boulder c. astound b. sway d. shock

What are atoms of the same element with varying number of neutrons

Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers distance