« previous next »

Author Question: Venus may have been more Earth-like in the past because A) it was rotating more rapidly B) the ... (Read 55 times)

clmills979

  • Hero Member
  • *****
  • Posts: 551
on: Jul 27, 2018
Venus may have been more Earth-like in the past because
 
  A) it was rotating more rapidly
  B) the Sun was dimmer, putting out less solar radiation
  C) it was not as close to the Sun
  D) its atmosphere was thinner

Question 2

The temperature coefficient of resistivity of platinum is 3.9  10-3/K. If a platinum wire has a resistance of R at room temperature (23.C), to what temperature must it be heated in order to double its resistance to 2R?
 
  What will be an ideal response?


Pamela.irrgang@yahoo.com

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

279. C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

The Tilt of Earth’s Axis The Tilt of Earth’s Axis
UFO? Just Venus UFO? Just Venus
A Map of Venus A Map of Venus
The declining age of menarche over the past 150 years has been measured in many European countries, The declining age of menarche over the past 150 years has been measured in many European countries,
Rate of Residential Change, Past Year, in the United States Rate of Residential Change, Past Year, in the United States
Earth’s Spheres Earth’s Spheres
Video: Simple Diffusion - gases and nonpolar compounds transport

For a complete list of videos, visit our video library