You see lightning and hear the thunder 6.0 seconds later. If the speed of sound is 340 m/s, how far away was the lightning?

2040 m

6120 m

58 m

24.5 km

0.0176 m

a butterfly has a wingspan of 66mm and a height of 6cm which i greater its wingspan or its height

What is mass loss and how does it figure in the death of a star? is the sun undergoing mass loss

Are atoms created or destroyed in a chemical reaction

Suppose that the spotlight shines so that different parts of the beam reflect off of different two surfaces, one inclined at an angle α (from the horizontal) and one inclined at an angle β.

Materials that are poor conductors of thermal energy are called ... Materials that are good conductors of thermal energy are called ...

Along some shorelines, incoming waves cause the water to simply rise and fall rather that form a surf zone. What does this tell you about these shorlines?

Which word best describes the rate at which work is done? work energy power velocity

Explain why a valve would last longer in the pulmonary position than in the aortic position

Think about the process of heating water, the heating and upward motion of hot steam and air, and the spiral spinning. For these events, list each form of energy associated with the heat source, the water, the steam and air, and the spiral.

A long rope with mass m is suspended from the ceiling and hangs vertically. A wave pulse is produced at the lower end of the rope, and the pulse travels up the rope.