In 1610, Galileo was the first person to observe, with the aid of a telescope, four moons orbiting Jupiter. Explain why Galileo's observation of this motion did not support the geocentric model of our solar system.

What is the reason for the “scramble for africa”?

The specific heat of the three substances in the image are given in the table. stamped concrete: 0.75, grass covered soil: 1.01, water: 4.18. place the areas in order based on how fast they’ll heat up on a sunny afternoon. start with the fastest and end with the slowest.

Triangle xyz is translated 4 units up and 3 units left to yield triangle x'y'z' what is the distance between any two corresponding points on triangle xyz and trianglex'y'z' ?