A soccer ball is traveling at a velocity of 50 m/s. The kinetic energy of the ball is 500 J. What is the mass of the soccer ball? (Formula:) 0.1 kg 0.2 kg 0.4 kg 0.5 kg.

The magnitude of the net electrical force acting on the + 6 µC charge, rounded to the tenths place, is N.

Explain Hardy-Weinberg equilibrium and why it is so important, especially since all of its assumptions seem so unrealistic and difficult to meet.

Two students spotted some white, eyeless crayfish in the darkness. Why are the crayfish eyeless? A. They have long legs, so they don't need eyes. B. They are white, so they don't need eyes. C.

A light beam is traveling through an unknown substance. When it exits that substance and enters into air, the angle of reflection is 32.0° and the angle of refraction is 42.0°. What is the index of refraction of the substance?

No one starts using drugs with the intention of becoming a drug addict. A. True B. False

Your heart pumps 80 g of blood with each beat. The blood starts from rest and reaches a speed of 0.60 m/s in the aorta. If each beat takes 0.16 s, the average force exerted on the blood is a. 3.0" 102 N b. 0.22 N c. 0.16 N d. 0.30 N e. 0.98 N

What is the formula for calculating the mass when i have the number of volume and density

What is the name for potential difference that causes current to flow? (A) electric charge (B) static discharge (C) voltage

How is a herpetologist and a ecologist similar

In an oscillating lc circuit, when 75.0% of the total energy is stored in the inductor's magnetic field, (a) what multiple of the maximum charge is on the capacitor and (b) what multiple of the maximum current is in the inductor?