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Amponsah
Questions (5)
The radius of the moon is one fourth and its mass is one eighty first that of the earth. If the acceleration due to gravity on
2 answers
1,343 views
Given that acceleration due to gravity at the surface of the earth is 9.8N/kg, estimate a value for the mass of the earth.
0 answers
418 views
A bag contains some balls of which 1/4 are red. Forty more balls of which 5 are red are added. If 1/5 of all the balls are red,
4 answers
2,845 views
A curve passes through the point (1,-11) and it's gradient at any point is ax^2 + b, where a and b are constants. The tangent to
2 answers
1,717 views
A spacecraft of mass 500kg lands on the moon. Calculate the moon's gravitational pull on it given that mass of the moon is 7.5 x
1 answer
788 views
