What is the resistance of a 15 ampere current with 8 volts of potential difference?

Twin brothers, Andy and Brian, can mow their grandparents lawn together in 1212 minutes. Brian would mow the lawn by himself in 1010 minutes more than it would take Andy. How long would it take each person to mow the lawn alone?

What is the most significant factor in determining kinetic energy?

What is meant by critical angle of indence?

6 + 12 (x + 3) = 7x + 30 + 6x

Calculate the volume of a 45 kg bucket knowing its density which is 2.7 kg/m3 (cubic meters)

Which statements correctly describe the properties of heat? Select all that apply. Heat is an essential component of life on Earth. Heat is energy that flows from one object to another. Heat flows from a hotter object to a colder one.

A book is sitting on a table at rest. Which of the following best describes the forces acting on the book? A.

When NASA's Skylab reentered the Earth's atmosphere on July 11, 1979, it broke into a myriad of pieces. One of the largest fragments was a 1770-kg lead-lined film vault, and it landed with an estimated speed of 120 m/s.?

A spring gains 2.34 joules of elastic potential energy as it is compressed 0.250 meter from its equilibrium position. What is the spring constant of this spring? (1) 9.36 N/m (3) 37.4 N/m (2) 18.7 N/m (4) 74.9 N/m

Form hypothesis: Where do you think we humans get energy?