Fossils

_______ are the preserved remains or traces of living things.

• bones
• fossils
• artifacts
• organic matter

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Fossils can provide evidence of how life has changed over time, how Earth's surface has changed, and clues about what past environments were like.

• True
• False

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

In what type of rock would you typically find fossils?

• igneous
• metamorphic
• sedimentary
• rocky

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

Which parts of an organism are more likely to fossilize?

• the soft parts - skin, muscle
• the hard parts - bones, shells, stems
• all parts can become fossilized easily because the organism becomes buried by sediments

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

A _______ is a mineral replacement fossil with an indented area in sediment in the shape of an organism or part of an organism.

• mold

• cast

• petrified fossil

• trace fossil

A _______ is a mineral replacement fossil sticking out of the surrounding rock which is an exact copy of an organism.

• mold

• cast

• petrified fossil

• trace fossil

_______________ are fossils in which minerals replace all or part of an organism.

• carbon films

• trace fossils

• mineral replacement

• amber

These fossils were never alive but never the less provide evidence of the activities and existence of ancient organisms.

• petrified fossils

• trace fossils

• molds

• amber

A dinosaur track, a trail, and burrow are all examples of

• casts
• molds
• trace fossils
• preserved remains

Tags

NGSS.MS-LS4-1

Becoming trapped in tar and amber, and freezing are other processes besides fossilization that organisms can be preserved.

• True
• False

Tags

NGSS.MS-LS4-1