Calculate the speed of a sound wave with a frequency of 440 vibrations per second and a wavelength of 0.78 meters.

The main characteristic of all vertebrates is the presence of a. cartilage b. a large brain c. a backbone d. an exoskeleton I got it. The answer was B

What is the weight of a 48 kg girl on earth?

During a storm, the power went out at Bailey's house. She had no electricity. What could she use as an alternate form of electrical energy? A) candles B) a fire in the fireplace C) a battery-operated lamp Eliminate D) a light in the refrigerator

Which of the following is not used to determine the typical weather of a place? Median Range Mode Mean

A 65.0-kg woman steps off a 10.0-m diving platform and drops straight down into the water. 1) If she reaches a depth of 3.40 m, what is the average resistance force exerted on her by the water

45 g of vinegar and 60 g of baking soda were used in a chemical reaction. What is the total mass of the products?

The maximum oxygen uptake is known as the

Moving a distal part of arms or legs to follow a circular path is:

Whats the difference between population density and population size?

Cody's car accelerates from 0m/s to 45 m/s northward in 15 seconds. What is the acceleration of the car?