What is the wavelength of an earthquake wave if it has a speed of 9 km/s and a frequency of 15 Hz?

To test the resiliency of its bumper during low-speed collisions, a 3 690-kg automobile is driven into a brick wall. The car's bumper behaves like a spring with a force constant 8.00 106 N/m and compresses 3.86 cm as the car is brought to rest.

A container, with a fixed volume, filled with a fixed amount of an ideal gas has an original pressure of 2.00 atm at 30.0◦c. what is the pressure if the temperature is increased to 50.0◦c. express your answer in atmospheres.

An empty rubber balloon has a mass of 12.5 g. The balloon is filled with helium at a density of 0.181 kg/m3. At this density the balloon has a radius of 0.294 m.

Why is a train more difficult to stop than a rolling ball, even if they are traveling at the same speed?

What happens to a low-mass star after helium flash?

Is - 3x+8=y a function?

Which theory was first proposed by Albert Einstein? A. the theory of special relativity B. the theory of universal gravitation C. the theory of inertia D. the theory of radioactivity ... the answer is A i just found out

A hot spot is an area where material from deep within the mantle rises and melts through the crust above it. True or False

A car is moving 60 km/h when the driver sees a signal light 40 m ahead turn red. The car can slow with an acceleration at the -.5g, where g is 9.8 m/s^2. What was her stopping distance? Assume zero reaction time. You should convert 60 km/h to m/s.

The first law of thermodynamics states that: a) Heat can by itself pass from a lower temperature to a higher temperature. b) Heat can't by itself pass from a lower temperature to a higher temperature.