What are 5 of the elements in the periodic table

Who had a idea to study humans as groups rather then as individuals?

60 kilometers in 4 hours, what is the average speed?

Compare the momentum of a semi truck moving 20 m/s and a bicycle moving 20 m/s

Compare and contrast the sound waves produced by someone whispering and someone shouting.

In which substance would the speed of sound be the fastest? a. steel b. water c. cool air d. warm air

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.