This topic contains a solution. Click here to go to the answer

Author Question: Severe, long-term cooling periods during the Earth's history are known as A) snowball Earth B) ... (Read 89 times)

swpotter12

  • Hero Member
  • *****
  • Posts: 527
Severe, long-term cooling periods during the Earth's history are known as
 
  A) snowball Earth
  B) ice storms
  C) ice ages
  D) nuclear winters

Question 2

A person in a rocket ship traveling past the earth at a speed of 0.500c fires a laser gun in the forward direction. With what speed does an observer on Earth see the light pulse travel?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jliusyl

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

A

Answer to Question 2

c = 3.00  108 m/s




swpotter12

  • Member
  • Posts: 527
Reply 2 on: Jul 27, 2018
Excellent


coreycathey

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

For a complete list of videos, visit our video library