What is the order of magnitude of the gravitational force between two 1.0 kilogram charges that are positioned 1.0 meter apart?

(1) 11

(2) 2

(3) 1

(4) - 11

Which steps are involved in desalination of water? Check all that apply

What is the speed of the sound wave if the frequency is 70 hertz and the wavelength is 0.4 meters

Standing on top of a building, Bob tosses a baseball straight up with an initial speed of 15 m/s. It takes 4.0 s for the ball to hit the ground. What is the vertical distance of the building? (g = - 9.8 m/s²)

What is the newton's 1st, 2nd and 3rd Law?

which is the transfer of thermal energy through the motion of particles caused by temperature differences

What is measuring the age of fossils in years called

A wire 0.80m long carrying a current of 3.2A is perpendicular to a 0.15T magnetic field (B field). What is the force on the wire? (Use F=BIL to solve!) Input answer with 3 decimal places (for example: 555) and do NOT include the units! E

A train rolls to a stop along a horizontal track without the conductor applying the brakes. What answer choice BEST explains why this occurred? A) The train ran out of momentum. B) The opposing force of friction stopped the train.

Which describes Ernest Rutherford's experiment? 1. Positive particles are fired at gold foil. Most bounce back, but some pass through. 2. Negative particles are fired at gold foil. Most bounce back, but some pass through. 3.

Max and maya are riding on a merry-go-round that rotates at a constant speed. if the merry-go-round makes 3.5 revolutions in 9.2 seconds, what is its angular speed?