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

Author Question: Earth's core is believed to be composed of a. iron and nickel. b. silicate rocks. c. carbon and ... (Read 45 times)

ahriuashd

  • Hero Member
  • *****
  • Posts: 535
on: Jul 28, 2018
Earth's core is believed to be composed of
 a. iron and nickel.
  b. silicate rocks.
  c. carbon and silicon.
  d. uranium and lead.

Question 2

Which of the following Group 1A elements has the smallest atom?
 a. Rb
  b. Na
  c. K
  d. Li


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

LVPMS

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

d


ahriuashd

  • Member
  • Posts: 535
Reply 2 on: Jul 28, 2018
:D TYSM

FergA

  • Member
  • Posts: 352
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

The stability of carbon bonds makes life possible even in extreme environments The stability of carbon bonds makes life possible even in extreme environments
Moon and Earth Moon and Earth
Micrograph of ice core Micrograph of ice core
Core Areas in Preindustrial China Core Areas in Preindustrial China
The Distribution of Water on Earth The Distribution of Water on Earth
A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta-minus decay. How much energy (in ... A carbon-14 nucleus decays to a nitrogen-14 nucleus by beta-minus decay. How much energy (in ...
Video: Aneurysm

For a complete list of videos, visit our video library