What is the displacement of the particle in the time interval 7 seconds to 8 seconds? A.
O meters
B.
1.5 meters
C.
3 meters
D.
7 meters

Jessica is traveling from miami, florida, to chicago, illinois. using the map, tell one way the land will change during the second half of her trip.

At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?