Human Studies Challenge

The Big bang was...

• a movie

• a tv show

• a big explossion

The center of the solar system is...

• the moon

• the Earth

• the sun

The first mammals appeared during ...

• paleozoic era

• mesozoic era

• cenozoic era

The amphibians develop into reptiles during...

• paleozoic era

• mesozoic era

• cenozoic era

It was dinosaurs era...

• paleozoic era

• mesozoic era

• cenozoic era

Continues to the present...

• paleozoic era

• mesozoic era

• cennozoic era

... Are the remains of animals or plants dead a long time ago.

• oil

• fossils

• bones

Protons and neutrons joined to form...

• oxygen and carbon dioxide

• hydrogen and helium

• oxygen and hydrogen

Our solar system has ... planets.

• 6

• 8

• 7

The first jellyfishes appeared during...

• precambrian eon

• mesozoic eon

• cenozoic eon