This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A rock that is 300 million years old comes from the ________ Era. A) Cenozoic B) Mesozoic C) ... (Read 28 times)

CQXA

  • Hero Member
  • *****
  • Posts: 546
on: Jul 16, 2018
A rock that is 300 million years old comes from the ________ Era.
 
  A) Cenozoic
  B) Mesozoic
  C) Paleozoic
  D) Permian

Question 2

A rock that is 375 million years old comes from the ________ Period.
 
  A) Tertiary
  B) Permian
  C) Cretaceous
  D) Devonian


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

meganmoser117

  • Sr. Member
  • ****
  • Posts: 303
Reply #1 on: Jul 16, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: D


CQXA

  • Member
  • Posts: 546
Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

dantucker

  • Member
  • Posts: 346
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Discipline-specific training can take years to perfect. Discipline-specific training can take years to perfect.
Rock and Plastic Rock and Plastic
Fossils are formed after an animal dies, decomposes, and is covered in sediment. Minerals in ground Fossils are formed after an animal dies, decomposes, and is covered in sediment. Minerals in ground
Growth of the body and brain is dramatic over the first 2 years. Growth of the body and brain is dramatic over the first 2 years.
Development of the Dungeness crab (Cancer magister). The crabs live for 8 to 10 years. Development of the Dungeness crab (Cancer magister). The crabs live for 8 to 10 years.
Earth 430 Million Years Ago Earth 430 Million Years Ago
Video: How does an animal choose what food to eat?

For a complete list of videos, visit our video library