What is an ore?

a metal

a rock that contains a nonmetal resource

a nonmetal resource

a rock that contains a metal resource

Which statement describes how this example is an application of Newton's laws of motion? According to Newton's first law of motion, the balloon continues moving until the forces on it are balanced.

A 700k/g race car slowed down from 30m/s to 15m/s what is the impulse and what was the average force applied by the brakes

Which of the following is an acidic pH? A. 6.0 B. 7.0 C. 8.0 D. 9.0

The atomic weight of an atom reflects the average number of

A man was killed on Sunday morning, the wife said she was cooking, the maid said she was cleaning, and the butler said he was getting the mail. Who committed the murder?

If a reaction has a rate constant of 3.7 x 10-3 s-1 at 25oC, and an activation energy of 43.6 kJ/mol, what will be the rate constant for this reaction at 75oC?

Two sounds are played for you. The first has a frequency of 196 Hz. The second has a frequency of 392 Hz. Which sound will be "higher" to your ear? A) The First B) The Second C) They will sound the same

When is an object that has been dropped from a great height through the air closest to vein in a free fall? At it's terminal velocity < - - this one?

A 0.300-kg puck, initially at rest on a horizontal, frictionless surface, is struck by a 0.200-kg puck moving initially along the x axis with a speed of 2.00 m/s. After the collision, the 0.200-kg puck has a speed of 1.00 m/s at an angle of? = 52.0

Ariella drove 40 miles to see her cousin. The trip took Ariella 2 hours. Then drove from her cousins house to a store for 30 miles. It took Ariella to hours to Ariella to arrive at the store. What was the average speed of the trip