Electricity is one of two aspects of which fundamental force?

Select the correct answer. Which statement is true about a polarized object? A. It gains electrons and becomes negatively charged. B. It gains protons and becomes positively charged. C. The number of positive and negative charges can be the same. D.

Correct your friend that says, "The dragster rounded the curve at a constant velocity of 100 km/h." In other words, what is wrong with this statement.?

How can eclipsing binary stars be identified? They are brighter than any single stars. They are cool red stars. They are all white dwarfs. They become dimmer at regular intervals.

Why would it be very hard to land aspeceship on Saturn?

4application of energy from water

Why does the moon appear to change shape? A: It rotates and makes it own light B: It moves closer and farther away from the earth in a yearly pattern. C: It reflects sunlight as it revolves around the earth.

An object's weight is equal to its buoyant force in water. What would you expect to happen when the object is placed in water? Explain your reasoning.

What is the name of the german scientist that proposed the theory of continental drift

Trucks 1 and 2 are traveling at the same constant velocity but truck 1's energy due to motion is two times less than that of truck 2. This is because Truck 1's mass is:

Why do the densities of most substances decrease with an increase in temperature?