Which sound has 1000 times more energy than the sound of a dishwasher?

a. chain saw (100 dB)

b. jackhammer (130 dB)

c. a lawnmower (90 dB)

d. tornado siren (140 dB)

How much work did the movers do (horizontally) pushing a 41.0-kgkg crate 10.6 mm across a rough floor without acceleration, if the effective coefficient of friction was 0.60?

The specific gravity of upper mantle rock is: A. 2.7 B. 3.0 C. 3.3 D. 5.5

When earth's shadow falls on the moon, the shadow causes a

Which of these is an example of a scientific theory? A. "We saw a raccoon last night." B. "I think I left my notebook in science class." C. "The blue whale is the largest type of whale." D. "The farther away a galaxy is, the faster it is moving."

Within what force will acar hit a tree if the car has a mass of 3,000 kg and it is accelerating at a rate of 2 m/s/s

Double the resistance of the resistor by changing it from 10 Ω to 20 Ω. What happens to the current flowing through the circuit?

Who would most likely be required to work with sodium hydroxide? A: a plumber B: a gardener C: a bricklayer D: a mechanic

A roller coaster is entering a vertical loop which has a radius of 25.0 m. If the coaster is traveling at 45.0 m/s as it enters the loop, how much is the centripetal force that you experience? (Assume your mass to be 75.

Which best describes tropical continental climate during the summer? A. clear, dry weather, B. cloudy, wet weather, C. cold, dry weather, D. hot, dry weather

At the beach, describe where or when you would see wave fronts. How are wave fronts useful to surfers?