Which of these earth events was dated using the most valid and reliable source of
information?
1) millipede appears
2) land mammals appear
3) rodents appear
4) insects appear

The earth's internal process which drives seafloor spreading is

Answer this asap. why did the americans go to china? a. trading b. exploration c. land d. live stock

(10 points) 1. cone 2. rectangle 3. triangle 4. circle 5. cylinder a. perpendicular cross section of a pyramid b. perpendicular cross section of a cylinder c. parallel cross section of a sphere d. shape created when a rectangle is rotated about the y-axis e. shape created when a right triangle is rotated about the y-axis