A rotating turbine generates electricity to power a blow dryer what is the energy transformation

If the density of an object is 30 g/cm3 and its volume is 10 cm3, what is its mass in grams?

What best describe a sound wave

A car travels at a constant speed around a circular track whose radius is 3.27 km. The car goes once around the track in 380 s. What is the magnitude of the centripetal acceleration of the car?

There are approximately 1609 meters per mile. If the sun is 93 million miles away, how far is the sun in kilometers to two significant figures.

what are two systems that work with the muscel system

What is the formula for velocity?

The 3.00 kg cube in fig. 15-47 has edge lengths d 6.00 cm and is mounted on an axle through its center. a spring (k 1200 n/m con - nects the cube's upper corner to a rigid wall. initially the spring is at its rest length.

A freight train traveling with a velocity of - 4. o m/s begins backing into a train yard. if the train's average acceleration is - 0.27 m/s^2 what is the trains velocity after 17s

How can we describe an atom

What is the volume of a gold nugget that weight 2.20kg. the density of gold is 19g/cm^3 ... ?