What is the mass of an object that needs a 4000 N to accelerate it at a rate of 10m/sec2

19. What is not the purpose of peer review in science? to check the accuracy of data Tomorrow to obtain feedback from other scientists to validate conclusions Friday to conduct secret research Monday

A 0.25 kg ball moving in the + x-direction at 13 m/s is hit by a bat. Its final velocity is 19 m/s in the - x-direction. The bat acts on the ball for 0.010 s. Find the average force F exerted on the ball by the bat.

Does the amount of iron in water affect plant growth

What is single kind of organism that can reproduce on its own?

How does the wave model of electrons orbiting the nucleus account for discrete energy values?

Margaret swam 100 meters in 5 minutes. What was her swimming speed? 100 meters per minute 50 meters per minute 20 meters per minute

A car traveled 112.0m in 24.500s, what was a car's average speed?

Hot coffee in a mug cools over time and the mug warms up. Which describes the energy in this system?

A mirror what a flat surface is a a.) convex mirror b.) concave mirror c.) plane mirror d.) virtual mirror

The mass of a certain neutron star is 1.2 * 1031 kg (6 solar masses) and its radius is 5000 m. what is the acceleration of gravity at the surface of this condensed, burned-out star