Shreya buys a new Seadoo. She goes 12 km north from the beach. She jumps and wakes for 6 km to the east. Then chases a boat 10 km north. What distance did she cover? What was her displacement?

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition

Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease. correct answer for apex - a, its nonpolar end dissolves the grease.

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?