An empty hollow metal sphere has a potential of + 130 V with respect to ground (defined to be at V = 0) and has a charge of 1.8 10-9 C. Find the electric potential at the center of the sphere.

How long does it take to cook potatoes in a pressure cooker?

2. Carla's favorite ball is bright blue when it is outside in the direct sunlight. Inside, the ball appears to be almost green. Why does Carla's ball seem to change colors? A.

A yummy glazed doughnut is shown above. 1) where is the center of mass of this fantastic culinary delight? in the center of the hole. somewhere inside the solid part of the doughnut the center of mass is not defined in cases where mass is missing.

Which of The following is a cost of mining aluminum from new bauxite deposits in tropical areas?

Which does not describe a physical change happening to water?

Object A with a mass of 500 kilograms hits stationary object B with a mass of 920 kilograms. If the collision is elastic, what happens after the collision? A) Both object A and object B move forward but with different velocities.

A young man walks daily through a gridded city section to visit his girlfriend, who lives m blocks East and nblocks North of where the young man resides.

Aliens from planet Moby have three alleles for skin color: R (red) W (white) and B (Blue). If all of these alleles are codominant and aliens on planet moby can only inherit two alleles for a gene, what are the six possible genotypes for skin color

The difference between two numbers is 15. When twice the smaller number is subtracted from three times the larger number, the difference is 58. What is the larger number?

Vector A makes equal angles with x, y and z axis. value of its components (in terms of magnitude of vector A will be?