What is the final step in the scientific method? 1. Conclusion 2. Analysis 3. Experiment 4. Observation

Josh is designing a lab to separate a mixture of sulfur powder and iron filings. He looks at all the ways to separate a mixture but decides that one way would work the best on this mixture.

A 50 kg cheetah has 3,600 J of kinetic energy. What is its velocity? m/s

Which statement best explains why Earth is not a perfect sphere? Earth revolves too quickly around the Sun Earth's spin on its axis causes the equator to bulge The circumference of the Earth is greater at its poles The gravity of the moon changes

What instrument is used to measure current? 1. a current machine 2. an ammeter 3. a currentometer 4. a voltmeter

1. What general principle can you conclude about work, potential energy, and kinetic energy from these experiments? Be sure to discuss the transformation of potential energy (U) to kinetic energy (K) in your answer.

Locomotor movement applies to which of the following motions running squatting bending twisting

Which of the following is a feature of the sun's radiation? A. It cannot travel through air. B. It cannot travel through vacuum. C. It is made up of rays of the same frequency. D. It is made up of rays of different wavelengths.

determine the pressure exerted on the surface of a submarine cruising 175 ft below the free surface of the sea. assume that the barometric pressure is 14.7 psia and the specific gravity of seawater is 1.03.

9. An astronaut of mass 90 kg walks in space outside her spaceship and receives a 30-N force from a nitrogen spurt gun. What acceleration does she experience?

Which of the following describes the charge of an atom before any electrons are transferred? positive charge negative charge it depends on the number of protons and neutrons neutral charge