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Explain two properties of water that are vital for aquatic life and explain how these arise

Ice floats on water as it is less dense- due to lattice structure of water molecules in ice. This insulates the water below the ice, preventing it from freezing to ensure marine life has suitable temperature...
AA
Answered by Amna A. • Biology tutor
12659 Views

You have a cubiod of dimension 2.2m by 1.8m by 2.0m, you have a pole of length 3m. Will the pole fit into the cuboid?

The longest straight line within the cuboid is the diagonal from a corner to the corner diagonally from it (show diagram), call this D. So to find out whether the pole will fit, find this length, if it is lo...
GJ
Answered by Grace J. • Maths tutor
4928 Views

In the context of the years 1897-2000, to what extent was Arab Intransigence as opposed to Israel’s Mismanagement of the Refugee Crisis responsible for the continued unrest in the Middle East?

Superficially, the Arab-Israeli conflict appears to be a victimisation of one state by another. However, this initial hypothesis is disputed by complexities such as interventions and mediations from global p...
EH
Answered by Emily H. • History tutor
2410 Views

You are given that f(x) = cx + d and that f(0) = -6 and f(2) = 10. Find the values of c and d.

f(x) = cx + d f(0) = c 0 + d = d = -6 => d = -6 f(2) = c 2 + d = c 2 + -6 = 10 => c 2 - 6 = 10 => c = (10 + 6) / 2 => c = 8
GJ
Answered by Grace J. • Maths tutor
7391 Views

Find the value of x in (4^5⋅x+32^2)⋅2^5=2^16⋅x

Find the value of x in (4 5 ⋅ x +32 2 )⋅2 5 =2 16 ⋅ x First we transform everything into powers of 2 as all the numbers involved in this equation are multiples of 2. || 4 5 = (2 2 ) 5 = 2 2*5 = 2 10 || 32 2 ...
LC
Answered by Luis C. • Maths tutor
7842 Views