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Please give 1 reason against storing Business data on USB drive

Storing Business data on a USB drive is risky, as USBs can be easily lost or misplaced. If a Businesses USB was lost, the data could get into the wrong hands, which could potentially damage the business and ...
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Answered by Joseph S. • ICT tutor
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what is a half life of a substance and how can you work it out.

A half life of a substance is the time it takes for the mass of a radioactive substance to decrease by half. Say you have 50g of carbon-14, you are looking for the amount of time it takes for the mass to rea...
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Answered by Samuel W. • Physics tutor
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how find dy/dx of parametric equations.

We start with parametric equations of x=2t+3 and y=3t^2+3t+2. To find dy/dx, we need to work out either (dy/dt)/(dx/dt) or (dy/dt)*(dt/dx). This makes the dt's cancel each other out, allowing us to find dy/d...
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Answered by Samuel W. • Maths tutor
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How to draw two linear lines and find where they cross without using the graph.

So, for a standard liner function, Y=mx+c, where Y is the output, m is the gradient or slope of our line, x is the input value and c is our y-intercept, where our line crosses the Y-axis. So, we have two equ...
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Answered by Samuel W. • Maths tutor
3170 Views

How many chambers does the heart have and what are their functions?

The heart has 4 chambers: right atrium, left atrium, right ventricle and left ventricle.Right atrium - pumps blood from the Vena Cava to the right ventricle.Right ventricle - pumps blood to the lungs.Left at...
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