How many type of crater impacts are there?

A simple crater is when there is a bowl shaped hole and smooth circular shape

In our meteor project, when a rock hit the flour hit the ground, what is the term called when flour flew out of the hole?

A complex crater has a peak at the center of its impacted hole.

In our reading, Walter Alvarez found an unusual element in the rocks in Italy. He thinks it is from what?

What is the name of the element Walter Alvarez found?

When do we believe the last mass extinction occurred?  (When dinosaurs became extinct)

In our reading, through geologists data and research, we believe that the meteor that impacted earth hit where in our planet?

What did geologists use to find this discovered crater

What was Gene Shoemaker's dream?

Gene Shoemaker still studies about craters today?

Gene Shoemaker assisted astronauts like Neil Armstrong on their mission to land on the moon.

Where are some of the remains of Gene Shoemaker now?

What year will it be the next time Hailey's Comet will pass by Earth?

What is the name of the largest Asteroid in our Solar System?

What is the name of the project that we plan to be on the moon?