Which statement describes a unit rate? Mary paid $2.50 for 3 bottles of water.
Ricardo paid $17.00 for 3 pumpkins.
Katherine paid $1.25 for 1 bottle of water.
Joshua paid $6.00 for 3 masks.
( PLEASE I REALLY NEED THIS HAS FAST AS POSSIBLE )

How does convection affect our atmosphere? our layers of earth? our oceans?

How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.