A 2kg book is moved from a shelf that is 2m off the ground to a shelf that is 1.5m off the ground, what is it's change in gravitational potential energy

Which is not part of a DC motor? coil of wire magnet compass brush commutator

What was the significance of the double-slit experiment? A. It showed that light had wave properties. B. It first demonstrated that waves could interfere. C. It proved that there was more than one type of interference. D.

What ratio increases when a cell divides into two smaller cells?

Stery Test Select the correct answer. How does the momentum of a dog and a horse, which are both running at the same velocity, compare? OA. The dog has a greater momentum. OB. The horse has a greater momentum. Ос. Both animals have the same momentum.

What are two factors that can produce metamorphic rocks

Every charged particle in the universe is surrounded by its own? A. both an electric and gravitational field B. Gravitational field C. Charged field D. Electric field E. Both and electric and charged field

How does an iron nail become a magnet when it is placed in a strong magnetic field

The Vehicle Assembly Building at the Kennedy Space Center in Florida has a volume of 3,666,500 m3. Convert this volume to liters and express the result in standard exponential notation?

What landform is created when magma squeezes between rock layers to form a hardened slab of rock? a. volcanic neck b. dike c. lava plateau d. sill

A 200 N wagon is to be pulled up a 30 degree incline at constant speed. how large a force parallel to the incline is needed if friction is negligible?