Why is venus often referred to as earth's sister planet?

You measure or observe two events to occur at the same time one nearby and one further away. Which one did you actually see first?

Find the intensity i of the sound waves produced by one 60-w speaker at a distance of 1.0 m.

If you dip your finger repeatedly into a surface of still water, you create waves. If you dip your finger at a lower rate, the higher the frequency and the longer the wavelength. the lower the frequency and the shorter the wavelength.

A 2-kg metal ball moving at a speed of 3 m/s strikes a 1-kg wooden ball that is at rest. after the collision, the speed of the metal ball is 1 m/s. Assuming momentum is conserved, what is the speed of the wooden ball

What does decreasing amplitude do to the shape of the wave?

Which statement is true about planets with longer orbits in the solar system? A. They have longer periods of revolution. B. They are smaller in size. C. They have less distance to travel for one revolution. D. They have longer seasons

Atmospheric conditions near a mountain range are such that a cloud at an altitude of 2.00 km contains 3.20 ✕ 10^7 kg of water vapor. How long (in years) would it take for a 2.

In addition to the conditions required for any solar eclipse, what must also be true in order for you to observe a total solar eclipse?

Protons and neutrons strongly attract when they

How far is Jupiter from the sun?