Place least complex to most complex:

Ecosystem, tissue, cell, community, organ, population, organ system, organism, biome.

Discuss the use of headrests in the seats in a car in terms of newtons laws. Use terms and provide a comprehensive in depth answer with references.

A batter swings at a baseball. The action force is the bat hitting the ball with a force of 5N. What is the reaction force?

When all parts of a circuit are composed of conducting materials, the circuit is said to be a. closed. b. open. c. parallel. d. shorted.

Which elements does not exist as a diatomic molecule?

Which elements is found in nature only in compounds

Sonja is riding her bike. She takes her feet off the pedals to freewheel down a hill. Describe the energy transfers that take place as the bike travels down the hill. Ignore friction and air resistance.

Three forces that act on a roller coaster: Gravity Air Resistance Inertia Am I right?

Electrical energy is the most useful form of energy. Is this statement a fact or an opinion? Explain.

Describe how private citizens have a voice in which projects the federal government will fund

What two factors cause change in seasons