Alfred Wegener proposed the theory of continental drift after he saw that the coasts of and
looked like two interlocking puzzle pieces.

The formation of the planet uranus is estimated to have occurred approximately when?

State a hypothesis with a numerical estimate of the calories contained within a peanut based on the nutritional information on the package label combined with what you have learned in this lesson about fuel efficiency and calorimeters.

What are the 28 countries in the eu?