What is characteristic of both sound waves andelectromagnetic waves? (1) They require a medium. (2) They transfer energy. (3) They are mechanical waves. (4) They are longitudinal waves.

How would the tides on earth be different if the moon revolved around the earth in 15 days instead of 30 days

Which style of parenting is most likely to produce spoiled immature and self indulgent children who have little self control?

An example of a stable ecosystem is a ...

What is the difference between mirror and lens

Plane Ride. You are traveling on an airplane. The velocity of the plane with respect to the air is 110 m/s due east. The velocity of the air with respect to the ground is 43 m/s at an angle of 30° west of due north ...

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?