A group of a few thousand stars that are loosely held together by gravity is called a

Which jar contains a mixture? 1) a jar of solid carbon 2) a jar of carbon dioxide gas 2) a jar of liquid copper 2) a jar of copper and water

Cody's family went hiking along a stream in Georgia and found a waterfall. At the bottom of the waterfall, they noticed many small pebbles with smooth edges on the bottom of the stream.

At approximately what wavelength of the continuous spectrum will the greatest (maximum) intensity occur when 60-kV electrons strike an copper (Cu) target?

You climb to the top of a tall water tower and drop a water balloon. As it drops, the balloon is experiencing energy changes. What are those energy changes?

Gasoline being converted into heat energy and mechanical energy is an example of A) Energy transformation B) Radiation C) Renewable resources

What changes in the original atom are expected as a result of this natural phenomenon

What is a descriptions of an animal cell's nucleus?

What did Issac Newton think he could describe?

Which two states share the property of changing shape in different containers? A. Liquids and gases B. Gases and solids C. Solids and liquids D. Solids and plasmas

Which type of soil is the most permeable? A. sand B. silt C. loam D. clay