What is the Doppler effect used by weather forecasters to measure?

A jogger travels 8 km in 1.25 hours. what is the joggers average speed?

Which describes the attraction or repulsion caused by magnets? a. magnetic domain b. magnetic force c. magnetic field

Epsilon Eridani is a star that is 10.5 light years away from Earth. One light year is about 9.46 trillion kilometers The distance between the star and Earth in kilometers is trillion kilometers?

Wave 1 carries more energy than Wave 2. Wave 3 carries more energy than Wave 2. Keeping speed constant, the greatest amount of energy is carried by a wave with-A a low amplitude and a high frequency. B a low amplitude and a low frequency.

El tiempo de reacción de un conductor de automóvil es 0,75s. Si el automóvil puede experimentar una desaceleracion de 4m/s^2. Calcular la distancia recorrida hasta detenerse una vez recibida la señal, cuando su velocidad era 10m/s

In a first order decomposition in which the rate constant is 0.204 sec-1, how long will it take (in seconds) until 0.399 mol/L of the compound is left, if there was 0.991 mol/L at the start? (give answer to 3 decimal places) ?

How can a 5kg mass have more momentum than a 10kg mass. Explain

A volleyball player hit a ball with a mass of 0.25 kg. The average acceleration of the ball was 15.5 m/s². How much force did the volleyball player apply to the ball? A. 3.87 m/s² B. 62.0 m/s² C. 3.87 N D. 62.0 N

If a substance or object has the ability to do work, then it has

What is beach nourishment