When calculating gravity between 2 objects, where should the distance be measure from?

A lake that stores water for human use is called

Humans have three types of cone cells in their eyes, which are responsible for color vision. Each type absorbs a certain part of the visible spectrum. Suppose a particular cone cell absorbs light with a wavelength of 430nm.

The amount of gravitational force exerted on each other between two objects depends on their

How would the mass of an object be different if it were on the moon instead of on Earth? a. The mass would be the same on Earth. b. The object would not have mass on the moon. c. The mass would be less than it would be on Earth. d.

Is being social media famous worth real-life relationships?

Which of the following jobs does not require good swimming ability

An object has an emissivity of 0.725. At temperature T, it radicates heat at a rate of 10 W. What is its rate of heat radiation at temperature 2 T

Which of the following is an instance of persuasive speaking? a. a coach reviewing the offensive plays for next week's game b. a lawyer explaining the details of a plea bargaining agreement to her client. c.

What is needed to support life

What property indicates a star's temperature? A size B color C composition D brightness i forgot lol