Our galaxy, the Milky Way, has a diameter of about 100,000 light years. How many years would it take a spacecraft to cross the galaxy if it could travel at 99% the speed of light?

Which best describes El Niño A. the water in the Pacific Ocean gets warmer than normal and cause fewer hurricanes to form B. The water in the Pacific Ocean gets warmer than normal and the flow of the jet stream is disrupted

Scientists have learned about the structure of Earth's interior by A) examining deep wells B) using radar C) studying seismic waves D) using sonar

While the change in force will remain the same during a collision

What must be true about two objects for conduction to take place?

The definition ofacceleration

Planet A takes 1 year to go around its star at an average of 1 A. U. distance. Planet B is 4 A. U. from the star. Calculate how long Planet B takes to orbit.

Average mass of a toy car (small, hot wheels) ?

A pwc capsizes. what is the best way to roll the pwc to turn it upright?

Which biome has the most extreme conditions

give an example of the follow components of culture in your life and explain the role it plays. 1. symbols.