Determine the weight of an average physical science textbook whose mass is 3.1 kilograms. The acceleration due to gravity is 9.8m/s2.

Fill in the blank One ___ is the distance lights travel in a year The distance between the earth and the sun is about 93 million miles to reduce the difficulties of dealing with the large numbers of these distance scientists have designated the

Use cylindrical coordinates. Evaluate E (x - y) dV, where E is the solid that lies between the cylinders x2 + y2 = 1 and x2 + y2 = 16, above the xy-plane, and below the plane z = y + 4. g

What is the term for a mirror with a flat surface? A. silver mirror B. plane mirror C. glass mirror D. reflecting mirror

A machine gun fires 33 g bullets at a speed of 342 m/s. The gun fires 115 bullets/min. What is the average force the shooter must exert to keep the gun from moving?

A circuit consists of a 12.0-V battery connected to three resistors (44ohm, 17ohm and 110ohm) in series. a. Find the current that flows through the battery. I=__mAb. Find the potential difference across the 44ohm resistor. V1=__Vc.

What percent of my Iodine-131 sample will be left after 7 half-lives?

A 58.0 kg snow skier is on the top of 351 m high hill. After she has gone down a vertical distance of 142 m, what is her mechanical energy? Explain your answer (CER) !

A sphere has a mass of 2.10kg and travels along a horizontal plane at the velocity of 12.2m/s. Find the energy

What is the force required to accelerate a baseball with a mass of 0.145 kilograms and an acceleration of 35.00 meters/second squared?

A 4.00 kg stone is dropped from a height of 145 m. What is the stone's potential and kinetic energy respectively when it is 50.0 m from the ground?