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How can I describe the motion of an object falling, due to gravity, through a fluid? And when does the object reach terminal velocity?

Lets consider a skydiver jumping from an airplane. Once the skydiver has let go of the plane they are pulled towards the earth due to gravity. By Newton’s second law: F = ma, the sky diver begins to accelera...
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Answered by Ailsa D. • Physics tutor
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What is a transition metal complex?

A transition metal complex is a central metal ion (for example platinum) surrounded by ligands. Ligands are ions or small molecules that donate a pair of electrons to the central metal ion and surround it in...
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Answered by Jessica B. • Chemistry tutor
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How to Solve: (11 − w)/4 = 1 + w

Step 1 : First we multiply both sides by 4, this is to eliminate /4 on the lhs(left hand side), and then we multiply the rhs(right hand side) by 4, this gives us (11-w) = 4(1+w) which is then equeal to 11-w ...
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Answered by Jahnavi S. • Maths tutor
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How can you tell the environment a sedimentary rock is deposited in?

The first stage in the formation of a sedimentary rock is the deposition of sediment. The size, shape and type of sediment can tell you lots about the depositional environment. In a high energy environment, ...
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Answered by Holly U. • Geology tutor
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What's wrong with the following HTML markup: <p style"font-size:10px;">Copyright <span>2015</span></p>?

The style attribute is missing an equals (=) sign. But under the current HTML standards, the double-quotes (&quot;) above are optional, as long as the attribute value has no spaces.
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