The reason Earth's moon does not fall into Earth is because it orbits beyond Earth's gravitational pull.

Answer the following statement true (T) or false (F)


False

Physics & Space Science

You might also like to view...

A solid cylinder (I = MR2/2) has a string wrapped around it many times. When I release the cylinder, holding on to the string, the cylinder falls and spins as the string unwinds. What is the downward acceleration of the cylinder as it falls?

a. 0 c. 6.5 m/s2 b. 4.9 m/s2 d. 9.8 m/s2

Physics & Space Science

Dark energy is speeding up the expansion of the Universe.

Answer the following statement true (T) or false (F)

Physics & Space Science

The term "cosmic distance ladder" refers to the fact(s) that:

Select the ones that apply: a. change in apparent position of object on sky through Earths orbit, which gives a measure of distance. (p=1/D) b. Spectral classification of star, which gives luminosity.D*=Sq rt L/4pieB c. variable stars whose luminosity is related to their period.D*=Sq rt L/4pieB d. relation between a galaxy's rotation rate and luminosity. D*=Sq Rt Lg/4pieBg e. Exploding star whose luminosity can be determined by its light curve. Dg=SqRt Lsn/4pieBsn f. Relation between galaxies recession velocity and distance.D=V/H g. All of the above facts.

Physics & Space Science

What is the hole in the ozone layer thought to be caused by?

A) greenhouse gases B) carbon dioxide C) water vapor D) CFCs E) acid rain

Physics & Space Science