A grunting porpoise emits a sound of 61 Hz sound. What is the wavelength of this sound in water, where the speed of sound is 1500 m/s? Answer in units of m

Which piece of evidence did Alfred Wegener use to develop the theory of continental drift? A. tectonic activity concentrated in certain areas B. the shape of the continents C. paleomagnetism of the seafloor D. deep-sea mountain ranges

Gold has a density of 19.3g/cm3 iron pyrite commonly known as fools gold because its color has a density of 50.2g/cm3. suppose that you find a golden solid that has a mass of 25.04g and a volume of 4.99cm3.

Explain how a wheelbarrow is a compound machine

The units of force in science is the a. joule. b. kilogram. c. meter. d. newton.

How does a vector quantity differ from a scalar? check all that apply. a. vectors have direction. b. vectors have units. c. vectors are bigger. d. vectors are faster.

Does exists the friction force in space? If yes, tell an full example

Why are the transverse waves produced by an earthquake known as secondary wave?

The unit for measuring electric power is the A. volt. B. ampere. C. watt. D. ohm.

Which one of Newton's Laws fits this statement: More mass means more force need to accelerate?

What type of relationship occurs when one variable decreases while the other variable increases?