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Science
Welcome To The AnswerBank ScienceAny 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.
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The four states of matter are gas, liquid, solid and plasma, but what state are EM waves such as radio or light?
Just watched episode 1 (of five) covering the formation of the terrestrial planets.
Nice stuff.
If you hadn't clocked the series it's on BBC2 and available on IPlayer....
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a towing van of mass 2300kg is attached to an auto mobile of mass 1350kg by a wire rope of 4.5m effective length. The initial distance between the fixing points for this rope is 3m so that the van may...
Found in my garage a little bottle of Bull Brand. What is it??
State two ways in which the structure of the wall of bronchus would be different in a long term smoker...
I have been entering weather records into a table which appears alongside the written records for places in the UK during the 19th century. Can you tell me the name of the website as I have forgotten...
HOW CAN I PRESERVE MY GRANDFATHERS DNA
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A small rock is heated and placed in a foam cup calorimeter containing 20.0 mL of water at 25*C. The water reaches a maximum temperature of 27.2*C. How many joules of heat are released by the rock? if...
Is being left/right handed a human trait or are animals (or at least some animals) also left/right handed? (or paw, clawed etc) And why do we have a dominant hand? Wouldn't evolution be better served...
I need to source around 400g of molecular biology grade flucloxacillin from USA chemical supplier. ACS grade would not be suitable. Would anyone have any suggestions please?
Thank you....
When 400 J of heat is added to 5.6 g of olive oil at 23*C, the temperature increases to 87*C. What is the specific heat of the olive oil?...
The potential energy of a certain oscillator is shown in the figure, as a function of position along the x-axis. UA = 10J, UB = 20J, UC = 30J. The mass Of the oscillator is 0.869k•g. The oscillator...
I want to know on a scale how scared you would be if Earth was going to be destroyed by a meteor. Please explain
Gravity obeys the inverse-square law at ordinary distances. To make it obey the same law at large distances we invent dark matter, and to keep it on track at vast distances we invent dark energy....
If 10 liters of oxygen at STP (273 k and 1 atm) are heated to 512*C, what will be the new volume of gas if the pressure is also increased to 2.0 atm of mercury?
You have a cup of tea (250 mL) that is 375 K which is too hot to drink. It needs to be cooled to 350 K before you can drink it. How much thermal energy has to be transferred from the tea to the...
Divergence of light beams passing through a pinhole results in what? A. Color distinctions B. More intense illumination of the image surface C. A fuzzy quality to the image D. Reversal of the image...
In photography, light behaves as it moves in what?
A. Arcs
B.waves
C.pulsations
D.pinpoints...
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