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What are the SUVAT equations and how can I remember them?

The SUVAT equations for motion are as follows:v = u + at s = ((u + v)/2)t s = ut + (1/2)(a)(t^2) s = vt - (1/2)(a)(t^2) v^2 = u^2 + 2asThe last 3 equations can be derived from the first two, but will also be...
Answered by • Physics tutor
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Gavin, Harry and Isabel each earn the same salary. Gavin saves 28% of his salary. Harry spends 3/4 of his salary and saves the rest. The amount Isabel saves:The amount she spends=3:7. Who saves the most?

To work out who saved the most we will need to compare the amounts they all saved which we can do easily when they're all in the same form. the easiest one to convert to is percentages because all the values...
RD
Answered by Raneem D. • Maths tutor
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Translate the following sentence into German: "Before starting to enjoy travelling I spent my time off at home watching television."

Bevor ich anfing reisen zu genießen verbrachte ich meine Freizeit zuhause beim Fernsehen.
Answered by • German tutor
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3x + y = -4; 3x -4y = 6; Solve the simultaneous equations for x and y

x = -2/3y = -2
JB
Answered by Jack B. • Maths tutor
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How would you determine the pH of a solution?

pH is a measure of acidity and alkalinity. In fact, pH is a logarithmic scale from 0 to 14, with 0 being acidic and 14 being alkaline. When there is a high concentration of H + ions then the solution is acid...
Answered by • Chemistry tutor
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