« previous next »

Author Question: How deep is an impact crater compared to its width? A) 1-10 B) 50-100 C) 30-40 D) 10-20 E) ... (Read 82 times)

naturalchemist

  • Hero Member
  • *****
  • Posts: 542
on: Jul 27, 2018
How deep is an impact crater compared to its width?
 
  A) 1-10 B) 50-100 C) 30-40 D) 10-20 E) 100-200

Question 2

The speed of light is about 300,000 km/s (3  105 km/s). How far does light travel in 30 seconds?
 
  A) 300 thousand km (300,000, or 3  105 km) B) 9 million km (9,000,000, or 9  106 km)
  C) 10 thousand km (10,000, or 106 km) D) 900 thousand km (900,000, or 9  105 km)


wtf444

  • Sr. Member
  • ****
  • Posts: 314
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

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?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

A Microscopic Lunar Crater A Microscopic Lunar Crater
Effects of Deep Brain Stimulation of the Subgenual ACC Effects of Deep Brain Stimulation of the Subgenual ACC
An impact screwdriver used to remove slotted or Phillips head fasteners that cannot be broken loose ... An impact screwdriver used to remove slotted or Phillips head fasteners that cannot be broken loose ...
Apply deep circular friction with the fingertips to the erector muscles on the right side, moving ... Apply deep circular friction with the fingertips to the erector muscles on the right side, moving ...
The impact of industry and manufacturing on our life The impact of industry and manufacturing on our life
The ability of a community to cope, adapt to, and mitigate the accelerating impact of climate change The ability of a community to cope, adapt to, and mitigate the accelerating impact of climate change
Video: Origin of organelles Animation

For a complete list of videos, visit our video library