Doubling the distance between two objects halves the gravitational force between them. true or false

Suppose your family complained that the music you play in your room is too loud. what could you do to reduce the amount of sound they hear?

In hydrogen, the transition from level 2 to level 1 has a rest wavelength of 121.6 nm. 1). Find the speed for a star in which this line appears at wavelength 120.4 nm. 2). Find the direction for a star in which this line appears at wavelength 120.

A hanging wire made of an alloy of nickel with diameter 0.07 cm is initially 2.7 m long. When a 43 kg mass is hung from it, the wire stretches an amount 1.48 cm. A mole of nickel has a mass of 59 grams, and its density is 8.9 g/cm3.

As white light passes through a prism, the red (longer) wavelengths bend less than the blue (shorter) wavelengths, so forming the rainbow of colors. True or false?

Which process causes wells on land to become saline, making them unusable for drinking water? A. Erosion B. Echo sounding C. Eutrophication D. Groundwater infiltration

Which description tells the length of time it takes for a planet to revolve around the sun? A) the length of its year B.) the length of its day C.) the length of its month D.) the length of its decade I think it's B.), Am I correct?

I throw a 1 kg rock at 5 m/s. How much energy does it have?

The region around a magnet that exerts magnetic force is called an

What happens to chip bags when they are high in the atmosphere?

Doubling the distance between two objects halves the gravitational force between them. true or false