An 8.00 kg mass has a momentum of 42.0 Ns. What is the speed of the mass?

Which would be a common-sense practice in a lab environment?

Two asteroids are 50,000 m apart. one has a mass of 5 x 10^8 kg. If the force of gravity between them is 8.67 x 10 ^ - 2 N, what is the mass of the other asteroid?

50. A large power plant generates electricity at 12.0 kV. Its old transformer once converted the voltage to 335 kV.

Jill tells Bobby that the lightest element in the periodic table is Chlorine because it has an atomic number of 17. Bobby states that Jill is incorrect and that he believes that Hydrogen is the lightest element because it has an atomic number of 1.

How can two machines appear identical and yet not have the same actual mechanical advantage

What is the speed of sound in air when the temperature is 20°C? 319 m/s 331 m/s 343 m/s 219 m/s

How long does it take for sunlight to reach earth

What is the current when the power source supplies 100 volts to a 10 ohm resistor?

A stick of length 1.3 m is held vertically with one end on the floor and is then allowed to fall. Find the speed of the other end when it hits the floor, assuming that the end on the floor does not slip.

calculating power reach each scenario and then answer the questions scenario a 120 j of work is done in 6 seconds scenario b 160 j of work is done at 8 seconds scenario c200 J's of work is done in 10 seconds which scenario uses the most power