Science

Welcome To The AnswerBank Science

Any discussion that is scientifically led is acceptable, whether it is about physics or a conspiracy theory.

Whilst discussions and debates are encouraged, The AnswerBank reserves the right to remove answers that are deliberately misleading, e.g. by implying that a statement is a scientific theory or law when it is not, especially when such answers may impact personal health choices.

The AnswerBank makes no claim regarding the scientific accuracy of any post (question or answer) made by a member.

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mollykins

Science teachers

Is it just the schools i've been at, or are most science teachers rubbish with technology? Neither of my chemistry teachers can use a smartboard properly. The science teachers I had in the lower part...

blackeyed

Dead fishes floating in my aquarium

Hi there, Recently, the fishes in my tank started dying out.I have no idea why it's happening may be, there time was up but i noticed that the fish started floating after it's death and i thought this...

Dozy-Mare

U.f.o's

How good or bad is a disc shape for flying? We all know that frisbee's can go quite far but this is because they're thrown if a ufo it had an engine on it where would it go, and wouldn't it make the...

Dozy-Mare

Animal testosterone

If you injected a male subject with the testosterone from a Bull shark, a Silverback Gorilla and Rodeo Bull on a weekly basis for 2 months would there be any increased rage in the human test subject?

moloi

topology

show an open ball is open

minesapint

Odd behaviour of cold Indian Tonic Water

I've jut removed a 330ml bottle of carbonated Indian tonic water out of the fridge to make a G&T. When I removed the bottle, it felt very cold and had ice crystals on the outside. Nevertheless,...

wilfred_cho

A 100 kg chesterfield is pushed up a frictionless ramp at a constant speed by a delivery person. If the ramp is inclined at 25.7° to the horizontal, what horizontal force must the delivery person apply to the chesterfield?

The answer is not 383N. Please show your steps.

wilfred_cho

A fire helicopter carries a 585 kg empty water bucket at the end of a cable 18.6 m long. As the aircraft flies back from a fire at a constant speed of 37.9 m/s, the cable makes an angle of 37.8° with respect to the vertical.

Please Calculate the force of air resistance on the bucket and show your steps please.

bentaxle

wind farms

How do they synchronise frequencies of all those turbines to feed on to the grid system as there must be many variables

moloi

topology

show that {o}U{1/n|nεN} is totally bounded

237SJ

Cider

Are there any nutrients from the apples left in cider or are they all processed out?

Explorer-8

calculating percentages

Is there a general formula for calculating the answer to a question like this one? If an item has been bought for £500 after a reduction of 60% on the original price, what was the original...

moloi