A car travels west for 240km in 4 hours. What is the car's velocity?

Which of the following is an example of the atmosphere interacting with the biosphere? A) Plants obtain minerals and nutrients from the soil. B) Contaminants in lakes harm water, plants, and fish.

A cyclist rides in a circle with speed 3.2 m/s. What is his centripetal acceleration if the circle has a radius of 12m?

When you measure the current and voltage in a ac circuit with a multimeter, is your result the peak value or the rms value?

The Great Outdoors 1. What outdoor activities do you prefer? Why? 2. What outdoor activities are you interested in, but have never tried?

A sample of dna contains 500 adenine bases how many thymine bases does it contain

What are the requirements of a practical fuel

A woman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. The book has a mass of m = 1.7 kg and the coefficient of static friction between her hand and the book is μs = 0.52.

Tony has a mass of 50 kg, and his friend Sam has a mass of 45 kg. Assume that both friends push off on their rollerblades with the same force. Explain which boy will have greater acceleration.

Which part of your ear do sound waves enter through?

Why do scientist use different types of models to represent compounds