Science category

Posted by Tinabug some time ago

How does Iran differ from most of the north african/southwest asian realm? non-islamic... it's population is nearly 100% arab... it is dominately shi'ite.. or because it is ruled by a monarchy, or as a nation it is very young?

Posted by Linda Joy some time ago

Can you answer this? If so what answer did you get?

Posted by miss tash some time ago

What is Chromium used for?

Posted by thekingcobra63 some time ago

List these inventions from highest to lowest on their impact on civilization: Beer, Television, Steel, Aspirin, and the Jet Engine.

Posted by kolya some time ago

What is the difference between positive and negative integer?

Posted by fish35574234226456567 some time ago

Can anyone simplify (5mÂ²-2m)(4mÂ³-7mÂ²)

Posted by Anonymous some time ago

What is the most common element found in humans and bacteria? In what percentages is it found?

Posted by Anonymous some time ago

How does filtration of the water occur in the hydrologic cycle?

Posted by ashley some time ago

For how many half-lives should radioactive material be stored safely before it decays to an acceptable level of radioactivity?

Posted by Linda Joy some time ago

Where are you from?

Posted by some time ago

if you only put the head of the penis in the vagina"there's not eyaculation" is there a chance to get pregnant and the also girl was virgin?

Posted by Ice man some time ago

(Oct.9,2017) What do you think was the best invention in the last 20 years ?

Posted by Venetia some time ago

What does it mean to say that an axon's membrane is selectively permeable?

Posted by dianalynn some time ago

He cytoskeleton of eukaryotes serves many functions. One of these functions is served in prokaryotes by a different major structure. Which structural feature is it? How do these different structures serve the same function in the two cell types?

Posted by eddie lopez some time ago

Would the world end in 2012?

Posted by Anonymous some time ago

Who invented Instant Replay?

Posted by Anonymous some time ago

What are the enzymes involved in lipid digestion?

Posted by kirababe some time ago

Even though we are stuck in a 3-dimensional world, does the fourth dimension still exist around us and we just don't know it?

Posted by gabstar some time ago

Can you be a scientist and believe in the big bang at the same time?

Posted by Ice man some time ago

Don't you find it just a little bit creepy to know we have "followers" but we have no way of knowing who they are ?

Posted by Anaya some time ago

What is the value of a dichotomous key?

Posted by Highlander is semi-retired from AB some time ago

What were some of the inventions created by Henry Ford?

Posted by Rae some time ago

Who invented gunpowder? Was it the Arabs, the Chinese, the Greeks, or the English?

Posted by Astro17 some time ago

In terms of distance on earth, how far away would you consider “far away?”

Posted by Max Power some time ago

Who made the first pay phone?

Posted by Anonymous some time ago

In one sentence eplain the purpose of photosynthesis and cellular respiration.what chemicals do they have in common if an?

Posted by G-Strick some time ago

What are the goals of science?

Posted by Nancy some time ago

Does the sun shine on the moon?

Posted by Puth15 some time ago

What causes variation among a species?

Posted by Anonymous some time ago

A young man is rushed to the room after fainting. his blood pressure is alarmingly low, and his companion reports the man collapsed shortly after being stung by a wasp. what ha scaused his hypotension? what treatment will be given immediately?

Posted by Aidar24 some time ago

1.Tell how many zeros are in the standard form of the number. a.10^10 b.10^50 c.10^100 2.Find the least value of "x" that will make the statement true. a.9^6<10^x b.3^14<10^x 3.Identify the greater number in each pair. a.6^10 or 7^10 b.8^10 or 10^8 c.6^9

Posted by Jack wears love COAT some time ago

I've forgot my basic geography!How do seasons change?

Posted by Highlander is semi-retired from AB some time ago

What was Germany's most effective weapon in WW1?

Posted by Jett Flash McGee some time ago

Explain why the x-coordinate of the vertex of a parabola is the midpoint of the real zeros of the function

Posted by Linda Joy some time ago

Do you ever wonder why there's no W in one?

Posted by Linda Joy some time ago

What causes photoluminescence?

Posted by Anonymous some time ago

Why do you need to keep plants shaded for a few days after transplanting?

Posted by fry some time ago

What is the morphology of bacillus megaterium

Posted by bubblegum72 some time ago

Connect the dots: What shape do you see connecting Vancouver, Olso, Buenos Aires, Lincoln Sea, Angola, and back to Vancouver?

Posted by Highlander is semi-retired from AB some time ago

Why do you suppose that girls mature faster than guys? Is it like giving them a head start before a race?

Posted by Anonymous some time ago

Why is copper a better choice of material than zinc or magnesium for structures like the statue of liberty?

Posted by kkmwolfram some time ago

The phase where the nuclear membrane disappears ( anaphase or telophase?)

Posted by Mastodon some time ago

Are there any non-carbon-based lifeforms? Is that even possible?

Posted by Totally JONAS some time ago

Any good water experiments to share? Need it for school ! And the aim of the experiment too !

Posted by The Curious Bag some time ago

What Is the Average Credit Score in Canada?

Posted by -O-uknow some time ago

Why are scientists eager to believe "String Theory" with no evidence but give psychic "evidence" much doubt because of no theory?

Posted by stewvl some time ago

When did photosynthesis first evolve? And what effects it had then? How did organisms that evolved later change to cope with this effect?And how did this change revolutionize life on earth?

Posted by timay002 some time ago

What makes time keep going forward?

Posted by riddimup2007 some time ago

How do I solve the following problem, An investment advisor invested $35,000 into two simple interest accounts. One investment earned 10% annual simple interest; the other investment earned 12.8% annual simple interest. The total amount of interest earn

Posted by ecrowe some time ago

Why does it never get very hot in Alaska?

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