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Why do you weigh less on the Moon than on Earth?

Weight is the product of an object's mass and the dominant gravitational field that it feels. On Earth, objects feel a gravitational acceleration which is dependent on the mass of the earth and its rotati...

Answered by Nicky M. • Physics tutor

14142 Views

If x^2-5x+6=0, solve for x.

Since x^2-5x+6=0 is a quadratic we need to factorize before solvingAll quadratics fall under this formula ax^2+bx+c=0 so in this case a=1, b=-5 and c=6Drawing the very common ac b table we get: ac|b ...

Answered by Matthew E. • Maths tutor

3448 Views

The straight line joining the points (1, -2a),(a, 1) has a gradient of 5, find the value of a

m=y-y₁/x-x₁5=1-(-2a)/a-15=1+2a/a-15(a-1)=1+2a5a-5=1+2a3a=6a=2

Answered by Theo B. • Maths tutor

3857 Views

Metals can be extracted fromt their oxides via the process of electrolysis. Positive metal ions are attracted to the negative electrode. explains what happens at the negative electrode. (2 marks)

Metal ions gain electrons to form metal atoms.(Eg Al3+ + 3e- ----> Al)

Answered by Tamsin D. • Chemistry tutor

2361 Views

Was machst du in deiner Freizeit?

Also, wenn ich Zeit habe, spiele ich Fußball mit meinem Bruder und lese ich viele Bücher. Manchmal fahre ich auch mit dem Rad und besuche ich meine Freunde- wir gehen auch oft in die Stadt, damit wir zusa...

Answered by Ronan F. • German tutor

14880 Views