Why do spiral galaxies appear blue in color?

7. What are the three ways that compounds can become soluble?

The electric force between two charged particles is 0.18 newtons. If the distance between them is increased by a factor of 3.0, what will the new electric force be? A. 0.36 newtons B. 0.02 newtons C. 0.06 newtons D. 1.62 newtons

If a car sits out in the sun every day for a long time, can light from the sun damage the car's paint

Static cling makes your clothes stick together. What causes this to happen?

Which of the following cools the air in a household refrigerator? A. Absorption of the heat from the air due to evaporation of the liquid refrigerant B. Reduction of the air temperature due to condensation of the gaseous refrigerant C.

The magnetic field strength within a long solenoid isb=4.0t t, where t is time in seconds. if the radius of thesolenoid is1.0 cm, what is the magnitude of the non-coulomb force that acts on a6.0 c charge a distance6.

Which of these is not a conservative force and does not have a form of potential energy connected with it?

What is the effect of food color in the amount of food fish eat

Henry Heavtweight weighs 1000 N and stands on a pair of bathroom scales so that one scale reads twice as much as the other. What is the greater scale reading? What is the lesser scale reading?

A tape dispenser is an example of which simple machine pulley lever inclined plane screw