A spring had a spring constant of 48N/m. The end of the spring hangs 8m above the ground. How much weight can be placed on the spring so that the end of the spring is 2m above the ground

As a rocket travels upward from earth, air resistance decreases along with the force of gravity. The rocket's mass also decreases as it uses up its fuel. If thrust remains the same, how do these factors affect the rocket's acceleration

Why cannot always use body parts to find out the correct measurement of an object?

In a gas-powered lawnmower, the gasoline is converted from chemical energy into which other type of energy

2. How far does a car travel in 90 seconds if it is traveling at a speed of 55 m/s?

An engineer is investigating ways to improve gas mileage. His initial hypothesis is, "If we use higher octane gasoline, then the gas mileage will increase.

Explain how we as humans can cause multiple problems in the food chain of the ocean

A box has the dimensions of 5. o cm by 6.0 cm by 7.5 cm. The box has a mass of 25g. What is the density of the box

What are some reasons why a climate and weather are alike

Which of the following is considered a physical environmental hazard? A. Fire B. Lead in water C. Smoking cigarettes D. Being attacked in a dark alley

The mass of Jupiter is 1.9 * 1027 and that of the sun is 1.99 * 1030. The mean distance of Jupiter from the sun is 7.8 * 1011m. Calculate the gravitational force which the sun exerts on Jupiter, and the speed of Jupiter.