Suppose that two pith balls, each with a charge of 1 Coulomb, are hanging in the lab room, seperated by a distance of 1 meter, and applying a force on eachother. What will be the magnitude of the electrostatic force between them?

How does the time difference between the first p-wave and the first s-wave relate to the distance to the epicenter?

Give an example of forces being applied without any work being done

The table shows information about the moons of Mars. Moon Orbital Period (days) Average Distance from Mars (km) Phobos 0.319 9378 Deimos? 23,459 What is the orbital period of Deimos? A. 0.0806 days B. 0.798 days C. 1.26 days D. 1.59 days

Which is a true statement about tobacco? A:Smokeless tobacco is safer than smoking tobacco because you do not have a risk of cancer. B:Smokeless and smoke tobacco produce tar and carbon monoxide.

If you found a new element how would you know it was new

Imagine you are holding an apple. Does this apple have energy? how do you know?

Explain how inertia and the shape of a loop counteract the force of gravity to keep riders from falling out when a roller coaster goes through a loop traveling upside down

Which is not a characteristic of an ideal fluid? A. high viscosity B. laminar flow C. constant density D. constant pressure

What type of weather system brings calm, clear weather?

What is one reason supporting genetic modifications to food