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If a question asks you to explain it wants you to say WHY something happens. Whereas if the question says describe it wants you to say WHAT happens. 

For example; DESCRIBE the short term effects of...

All the angles in a triangle add up to 180 degrees.

Therefore, 60 + (5y - 40) + (2y + 20) = 180.

This can be simplified to 7y +40 = 180.

And simplified again to 7y = 140, which then m...

For Type A: 10kg/1.25kg = 8 bags, therefore for 10kg it costs 8 x £1.50 = £12.00.

For Type B: 1 bag used to cost £6.60 but now has 15% off =>15% of £6.60 => £6.60 x 0.15 = £0.99 => So one ...

Es gibt wirklich vieles, was man machen könnte, um die Umwelt zu retten, aber dafür braucht man Zeit und Motivation. Wenn möglich sollte man erstens versuchen, auf das Auto zu verzichten und stattdessen d...

How much electrical charge has been transferred per second (from the relationship Q=It) charge = current x time.