Evolution

A technique that uses the natural decay rate of unstable

isotopes found in materials in order to calculate the age of that material.

• Radiometer

• Isopotes

• Radriomeric dating

• Relative Dating

Tags

NGSS.HS-PS1-8

What provides evidence about the history of life on Earth, and shows how organisms change through time?

• fossil record

• index fossil

• geologic time scale

• half-life

Tags

NGSS.MS-LS4-1

When scientists use radioactive isotopes to estimate the age of a fossil, this is use of

• fossil record

• relative dating

• geologic time scale

• radioactive dating

When a fossil is compared to the age of other fossils in the same layer, this is use of

• fossil record

• relative dating

• geologic time scale

• radioactive dating

Built a simulation of early Earth's gases and electricity

• oparin

• Darwin

• Mendel

• miller/urey

____________ & _________________ are organelles that arose from prokaryotes, according to the endosymbiotic theory

• Nucleus and cell membrane

• Chloroplast and mitochondria

• Mitochondria and nucleus

• Cell wall and chloroplast

Tags

NGSS.MS-LS4-2

Why do bones and teeth remain as part of some fossils?

• they are white
• bones are large
• the parts are hard 
• bones decay easily

 These are dinosaur footprints. What is this a example of?

• All of the below!!!!!
• index fossil
• permineralized  remains
• trace fossil

A fossil is ____.

• a dead rotten animal
• the remains of things that lived a long, long time ago
• a plant that dried up

Tags

CCSS.RI.7.4

CCSS.RI.8.4

CCSS.RI.9-10.4

CCSS.RL.8.4

CCSS.RL.9-10.4

What would probably happen if dinosaur remains are not covered quickly?

• It could decay, or rot away.
• It would become a fossil. 
• It would not be able to decay.