How do you use the coefficient to calculate the number of atoms in each molecule?

A sphere of uniform density with mass 26 kg and radius 0.5 m is spinning, making one complete revolution every 0.4 s. the center of mass of the sphere has a speed of 5 m/s. (a) what is the rotational kinetic energy of the sphere? 801.

How important friction is?

A variable vane turbocharger allows for elimination of the A. exhaust cooler. B. turbocharger wastegate. C. diesel oxygen sensor. D. intake air cooler.

A soccer player extends her lower leg in a kicking motion by exerting a force with the muscle above the knee in the front of her leg. Suppose she produces an angular acceleration of 29.5 rad/s2 and her lower leg has a moment of inertia of 0.95 kg⋅m2.

A potter's wheel of radius 20 cm starts from rest and rotates with constant angular acceleration until at the end of 34 s it is moving with angular velocity of 18 rad/s. what is the angular acceleration?

When an electric current flows through a wire a magnetic field is created. To increase the power of the magnetic field you would A.

When Holly injures her shoulder playing baseball, she uses an instant ice pack to reduce the swelling. She breaks the inner, activator portion of the instant cold pack releasing the solid urea into the surrounding water.

Zach is making a round trip going from home to work. To get to her work she goes 30 m/s and then to get back home she goes 50 m/s. What is the velocityof Zach for the entire round trip? a. 0 m/s b.-20 m/s c. 80 m/s

Wick type of cloud is often taken to be a sign of fair weather

A body is a particular amount of matter. It can be a solid, liquid or gas. It can be described as existing in A. location and movement. B. size and shape. C. time and space. D. motion and force.