explain why the distance traveled by the trolleys can be used as a measurement of their velocities(linear momentum)

For a particular reaction, ? h = -144.6 kj and ? s = -301.2 j/k. calculate ? g for this reaction at 298 k.

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

Much of the information taught in earth-space science would not be available if it weren’t for our remote sensing abilities. explain two ways our remote sensing strategies contribute to our knowledge of these topics.