Science Chapter 6

Which of the following would be an affect of an asteroid hitting the Earth...

• volcanoes erupt

• dinosaurs die out

• layers of rock shift

• key beds are formed

Core samples have horizontal layer patterns because they came from ___________ rock.

• metamorphic

• igneous

• sedimentary

• minerals

FOUR types of fossils are

• body

• mold

• indent

• cast

• trace

Mineralized remains or evidence of plants and animals that lived long ago

• fosslis

• rocks

• sample

• strata

a layer of rock that scientists can clearly identify

• fossil

• strata

• sample

• key bed

The youngest fossils would be found in which layer of strata?

• bottom

• top

A clamshell fossil found on farmland would indicate

• the land used to have mountains

• the land was covered with snow

• the land was once underwater

• the land had dinosaurs

Fossilized tracks of an organism that lived long ago is a/an

• index fossil

• strata

• trace fossil

• key bed

patterns that are parallel to Earth's surface are

• diagonal patterns

• horizontal patterns

• vertical patterns

A sample is a

• giant piece

• a broken piece

• fossil

• a small piece