Which waves can travel through a vacuum? A) light waves Eliminate B) ocean waves C) sound waves D) mechanical waves

What is the name of the force that keeps the planets and other celestial bodies orbiting around the sun

Two cars raced at a race track. The faster car traveled 20 mph faster than the slower car. In the time that the slower car traveled 165 miles, the faster car traveled 225 miles.

The table below shows the difference between the average temperatures in April and October in four locations. Location/Difference between the average temperatures in April and October (in degrees Celsius) A / 4.5 B / 1.7 C / 6.8 D / 4.

Which property do metalloids share with nonmetals A. Both are gases at room temperature B. Both can react to form acidic compounds C. Both are very poor electrical conductors D. Both can be pounded into thin sheets

Colorful light emissions are applicable to everyday life. where else have you observed colorful light emissions? are these light emission applications related? explain.

When a solid A of mass 12g is completed immensedin a measuring cylinder filled with water it diplaces the same volume of water as does solidB if mass 8 what can be deduced about the densities of solid AandB

Write the energy equivalent to 300 units of electrical energy in joules

Briefly describe why these searches suggest that star-like (our planet-like) objects and black holes cannot account for all the dark matter in the halo of our galaxy.

What two units of measurement are necessary for describing speed?

If 3,600 J of work is done in 3.0 s, what is the power? 0.00083 W 1,200 W 3,600 W 11,000 w