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

Author Question: On a photograph of the Moon, the Moon measures 30 cm in diameter and a small crater measures 0.2 cm. ... (Read 2706 times)

neverstopbelieb

  • Hero Member
  • *****
  • Posts: 534
on: Jul 27, 2018
On a photograph of the Moon, the Moon measures 30 cm in diameter and a small crater measures 0.2 cm. The Moon's physical diameter is 1738 km. What is the physical diameter of the small crater?
 
  a. about 1738 km
  b. about 12 km
  c. about 520 km
  d. about 350 km
  e. about 3.5 km

Question 2

51 Pegasi is important because
 
  a. it is a pulsar with planets orbiting around it.
  b. it is a star with a planet that is known to support intelligent life.
  c. it is the largest satellite of Jupiter.
  d. it is the largest known asteroid.
  e. it is the first star like our Sun that was found to have a planet orbiting it.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Zack0mack0101@yahoo.com

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 27, 2018
Answer to Question 1

b
RATIONALE: Using conversions, you can set up an equation like 0.2 cm/30 cm = x/1738 km and solve for x.

Answer to Question 2

e


neverstopbelieb

  • Member
  • Posts: 534
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

Bigfoot1984

  • Member
  • Posts: 321
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

A Microscopic Lunar Crater A Microscopic Lunar Crater
Instruct the patient to use an applicator to apply a small amount of stool in the appropriate boxes ... Instruct the patient to use an applicator to apply a small amount of stool in the appropriate boxes ...
Adults in the middle-aged group (37–42 years) score higher on measures of generativity than either ... Adults in the middle-aged group (37–42 years) score higher on measures of generativity than either ...
Basic sliding effleurage using the thumb gets into the small spaces between the metatarsals of the ... Basic sliding effleurage using the thumb gets into the small spaces between the metatarsals of the ...
Nutrients Are Absorbed through the Small Intestine Nutrients Are Absorbed through the Small Intestine
The Small Intestine: A Huge Surface for Digestion & Absorption The Small Intestine: A Huge Surface for Digestion & Absorption
Video: Introduction to Spirometry

For a complete list of videos, visit our video library