Abob of mass of 0.18 kilograms is released from a height of 45 meters above the ground level. what is the value of the kinetic energy gained by the bob at the ground level?
a: 2.4 joules
b: 5.1 joules
c: 8.1 joules
d: 10.0 joules

To create electromagnetic induction, which of the following has to move? a. a wire b. a magnet c. a transformer d. either a or b

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net

Describe different biomes. what are some adaptations that organisms (plants or animals) must have to live in each biome?