Climate Change

Posted by on Mar 5, 2013 in Environmental Sciences | 0 comments

Explain the reasons scientist have concluded that the climate is changing because of the actions of humans. Include information about the data scientist collect and the instruments they use. How did they come to this conclusion? Why don’t scientists believe the Earth is getting warmer because the sun is getting hotter?

science

Posted by on Jan 4, 2013 in Social Sciences | 0 comments

Amniotes vertebrates are generally classified into three orders: Reptilian, Ayes (birds), and Mammalian. Of the following, which group of three animals contains one member of each order?

Help with Microbio

Posted by on Dec 11, 2012 in Biology | 0 comments

1,how long does it take for the lab to be certain that they have identified the pathogen? Explain
2how long does it take for the lab to be fairly certain that they have identified the pathogen? why

Electrons to Cooper Pairs in Superconductor

Posted by on Nov 30, 2012 in Physics | 1 comment

Is it only the valence electrons in the superconductor that form cooper pairs, or do all electrons in the body have the propensity to become a cooper pair.

Which of the following can serve as both energy source and as structural support for cells?

Posted by on Sep 24, 2012 in Biology | 2 comments

A) nucleic acids
B) carbohydrates
C) lipids

Sphingomyelin is a common phospholipid found in the brain, liver and spleen. Sphinogomyelin is probably produced in which organelle?

Posted by on Sep 24, 2012 in Biology | 1 comment

A) rough endoplasmic reticulum
B) smooth endoplasmic reticulum
C) lysosomes
D) ribosomes

An organelle capable of synthesis of nuclear membrane is the

Posted by on Sep 24, 2012 in Biology | 0 comments

A) Golgi complex
B) choloroplast
c) mitochondrion
D) endoplasmic reticulum

What are the feature of Uranus

Posted by on Sep 8, 2012 in Astronomy | 1 comment

Answer I need an answer

From a chemistry andor physics point of view. How do you explain pepper repelling from dish soap?

Posted by on Sep 7, 2012 in Chemistry | 1 comment

You know when you put ground pepper ontop of water in a dish.

The pepper floats on top, covering the water. But when you put some dishwater soap on your finger and stick it in the middle of the dish, The pepper moves away from the finger.

How do you explain this in terms of chemistry and physics?