Acompass to earth's moon does not point in a specific direction on the moon what is most likely the reason for the difference between how the compass works on earth and the moon

What electron configurations do atoms usually achieve by sharing electrons to form covalent bonds?

Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? round your answer to the nearest tenth. s how far will the football travel before it lands? round your answer to the nearest tenth. m

Derive the lens makers formula for convex les?