Explain why and how theories may be changed or replaced over time.

A wave with a period of 1/32 has a frequency of

Briefly describe the characteristics of each soil horizon from the top layer to the bottom layer

Calculate the total energy of 4.0 kg object moving horizontally at 20 m/s 50 meters above the surface.

A girl stands on the roof of 55m tall building and throws a baseball at an angle of 30° above horizontal at an angle of 10m/s. a. How long the ball is in air.

The United States, England, and Russia were members of the: Axis Powers Allied Powers Triple Entente

Two forces whose resultant is 100N, are perpendicular to each other. if one of them makes an angle of 60° with the resultant, calculate it's magnitude Calculate the absolute pressure of an ocean depth of 1200atm.

So this is a very logical question but, where did any of us come from? Do note that I am an atheist and I do not believe in God. Why well if God was real then who were his paretns. You cannot tell me that there is just a God with no parents.

Which condition is a neuron in when the outside of the neuron has a net positive charge and the inside has a net negative charge?. Threshold. Action potential. Resting potential

Use combustion by moving pistons which respond to a change in pressure

If q1 is 2μC, q2 is 5μC and r1 = 0.2m, then the force between the charges is