A block of aluminum had a volume of 17.0 mL and a mass of 45.9g. What is it's density?

simon has linked her digital music player wirelessly to the speaker system in her car. how is the data exchange between her music player and her car system?

Equal masses of he and ne are placed in a sealed container. What is the partial pressure of he if the total pressure in the container is 6 atm?

Explain in detail what specific factors affect the momentum of a bicycle going down hill.

When light bends as it enters a different medium the process is known as what?

What type of energy transfer occurs through light or electromagnetic waves?

What type of energy is formed when chemical bonds are broken? A. Chemical energy B. Thermal energy C. Radiant energy D. Light energy

The liquid contained in batteries that conducts electric charge is called the: solution, electrolyte, suspension, colloid

Someone jumped from a high altitude at 31,000m above the earth. he freefalled for 4 min and 36 secs with top speed of 988 mph

What does the law of reflection mean?

Compared with the peak wavelength given off by the sun, what is the peak wavelength given off by a hotter star? A.) shorter in wavelength and higher in energy B.) shorter in wavelength and lower in energy C.