What is the weight of a 65 kg astronaut on mars?

Which of the following describes sound waves A. Waves that do not require a medium and in which the vibrations are parallel to the motion of the sound B.

Why do you think the waves in front of the car have shorter wavelength than the Waves behind the car?

The useful power output of the engine is 2.0 kw. Calculate the rate at which energy is absorbed from the hot reservoir.

The magnetic field produced by a current in a long straight wire varies with respect to the radial distance r from the wire as Group of answer choices 1/r2. 1/r3. 1/r. r2. r.

A sound wave has a frequency of 192Hz and travels the length of a football field, 91.4m in 0.267s. What is the period?

ne mole of an ideal gas is expanded from a volume of 1.00 liter to a volume of 8.41 liters against a constant external pressure of 1.00 atm. How much work (in joules) is performed on the surroundings? Ignore significant figures for this problem.

Is physical science part of physics?

Which statement is true about the atomic mass?

Velocity is: а - speed and direction. b - distance divided by time. c - always the same as speed. distance multiplied by time. d - distance multiplied by time

The gauge pressure in each of the four tires of an automobile is 230 kpa. if each tire has a "footprint" of 180 cm2 (area touching the ground), determine the mass of the car.