A sprinter runs 200m west and 100 m east her displacement is

Is there more humans than animals in the world

As the wavelength decreases, the frequency

How much power must be produced by the "active Na + pumping" system to produce this flow against a + 30-mV potential difference? Assume that the axon is 70 cm long and 30 μm in diameter.

A car traveling at 7.0 m/s accelerates uniformly at 2.5 m/s2 to reach a speed of 12.0 m/s. how long does it take this acceleration to occur

A container of volume 0.6 m^3 contains 5.3 mol of argon gas at 24°C. Assuming argon behaves as an ideal gas, find the total internal energy of this gas. The value of the gas constant is 8.31451 J/mol * K. Answer in units of J.

What is the density of cylindrical (coin) object if it has a mass of 0.69 kg, and a radius of 0.03 m, along with a thickness of 0.003 m?

A horse canters away from its trainer in a straight line, moving 37 m away in 9.1 s. It then turns abruptly and gallops halfway back in 1.8 s. Calculate its average speed for the entire trip. Express your answer using two significant figures.

A 13,000 N car starts at rest and rolls down a hill froma height of 10 m. It then moves across a level surfaceand collides with a light spring-loaded guardrail.

Convert 52.3 weeks into days 367.5 days 366.1 days 450 days

From the earth, the moon subtends an angle of approximately 0.5°. If the distance to the moon is approximately 240,000 miles, find an approximation for the diameter of the moon accurate to the nearest hundred miles.