1 Choose two forces and compare and contrast these forces. You must provide two ways that
they are alike and two ways that they are different. You may make a list, write in paragraph
form, or make a chart. The forces are gravity and air resistance

the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."

molecules are free to separate from each other and will take on the shape of the container. molecules move completely at random and high speeds. they vibrate in a fixed position and do not move around much. molecules expand to the edge of their container.

high-sugar diet and high cholesterol