Read the paragraph and then answer the question. "a giraffe has to stretch its neck to reach leaves for food. over time, the giraffe's neck gets longer from being stretched. the giraffe will then pass on this elongated neck to its children." which scientist would have agreed with this explanation? a. linnaeus b. lamarck c. malthus d. darwin

Atomic nuclei of almost all elements consist of

Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?

The mass of the sun is 1.99×1030kg and its distance to the earth is 1.50×1011m. what is the gravitational force of the sun on the earth?