45. An object with a mass of 25 kg accelerates east at a rate of 7 m/s? What fiet force is acting on the object?

Which is not a step of the scientific method? A.) Communicate the results. B.) Analyze data. C.) State a problem or question. D.) none of the above

A 1.9 g spider is dangling at the end of a silk thread. you can make the spider bounce up and down on the thread by tapping lightly on his feet with a pencil.

Jeremiah is riding his bicycle to the east. It takes him 10 seconds to change his velocity from 10 m/s to 15 m/s. What is Jeremiah's acceleration? 5 m/s 5 m/s/s 0.5 m/s 0.5 m/s/s

1) generators convert physical energy into? a. sound waves b. electrical energy c. batteries d. motors

On a dry day, the temperature in Boulder (altitude: 5330') is 40F. What is the temperature (in F) on nearby Bear Peak (altitude: 8460') ?

If the volume of a container increases, then the pressure will: A. first increase and then decrease. B. increase. C. stay the same. D. decrease.

How does the theory of natural selection explain the diversity of life?

What law states that when matter undergoes a physical or chemical change, no atoms are created or destroyed?

Which statement would be a valid argument in favor of using nuclear power? There are few negative impacts from mining the fuel. Reactors are safe from natural disasters. There are little to no waste products from fission.

How would you convince somebody that the momentum of an isolated system is constant?