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

Author Question: At about what frequency is Earth struck by a meteorite large enough (about 10 km in diameter) to ... (Read 15 times)

Jkov05

  • Hero Member
  • *****
  • Posts: 556
on: Jul 29, 2018
At about what frequency is Earth struck by a meteorite large enough (about 10 km in diameter) to cause mass extinctions?
 
  A) about every 1 million years
  B) about every 10 million years
  C) about every 100 million years
  D) This has yet to occur on Earth.

Question 2

To scale, if Earth were the size of a basketball, then the Moon would be about the size of a
 
  A) bowling ball.
  B) tennis ball.
  C) ping-pong ball.
  D) marble.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jazzlynnnnn

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B


Jkov05

  • Member
  • Posts: 556
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

shewald78

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Earth Latitude Tilt Earth Latitude Tilt
Earth with Rings Earth with Rings
Comparison of Ceres with the Moon and Earth Comparison of Ceres with the Moon and Earth
Seven black members of Congress in 1871 are from left to right: Senator Hiram Revels (R-MS) and Repr Seven black members of Congress in 1871 are from left to right: Senator Hiram Revels (R-MS) and Repr
Changes in Earth’s Orbit Changes in Earth’s Orbit
Earth Atmosphere Earth Atmosphere
Video: Import of Dietary Glucose from Intestines to Bloodstream

For a complete list of videos, visit our video library