Where do you weigh more: at the bottom of death valley or atop one of the peaks of the sierra nevada? why?

The distance of mars to the sun is 1.5 that of earth. "how many earth years does it take for mars to orbit the sun?"

The factor being changed by the person doing the experiment in a controlled study is called the ... A) data. B) controlled variable. C) dependent variable. D) independent variable.

A car starts from rest and undergoes an acceleration of 4.0 m/s/s for a time of 5.0 s. What is the final velocity of the car? A-0m/s B-4.0m/s C-5.0m/s D-20m/s

What is the source of all magnetism? Gravitational waves Sound waves The core of the Earth Electric current

A wave has a distance between its peaks of 0.4 meters at a speed of 10 meters per second. What is the wave's frequency, in hertz?

A wave has a wavelength of 8 mm and a frequency of 11 hertz. What is its speed? Your Answer:?

Make a claim for the behavior of charged objects with other charged objects. Make a claim for the behavior of charged objects with uncharged objects. Explain. From the Sticky Tape Lab.

In what ways does a stream transport its load, and which part of the load moves most slowly? Select all that apply. A. as a suspended load B. as a bed load C. as a dissolved load D. as a dissolved load

Use what you have learned so far about heat transfer to explain how hot rocks can be used to make steam?

Why is copper a good conductor?