What caused the first atom to form after the big bang?

A) a break down of atom nuclei in a thin, expanding gas

B) collisions of free electrons and atomic nuclei in a plasma

C) fusion within scattered pockets of charge, subatomic particles

Which tides are lower high tides that occur when the moon is at a right angle to the sun? A.) neap tides B.) full tides C.) spring tides D.) low tides

What is the independent variable and and the dependent variable in the higher temperature of water the faster an egg will cook

Sedimentary rock is the most common material in the Earth's Crust. True False

How significant is regional geography as a cause of religious conflict?

A negative latitude indicates a location is in the

Why do the North and South pole experience seasons differently than the rest of the planet? Why do they have periods of continuous daylight or continuous darkness?

According to the International Astronomical Union, which of the following is one of the criteria for an object to classified as a Planet? Select all that apply.

What physical features are the five largest cities in the u. S. Near?

Because of his failed economic plan, Mao Zedong later opened China up to foreign trade. True False

Your friend tells you that our orbit is so special that it is at just the right distance from the sun for us to be at the right temperature for life to flourish. He says that if we were even ten miles closer to the sun, we would burn up.