Can you make the work output of a machine greater than the work input?

NEWS w Which number has five significant figures? . es NE O A. 0.2350 OB. 8.002 O c. 6.0000 O D. 52,000

How much energy (in kJ) do 3.0 moles of photons, all with a wavelength of 670 nm, contain?

What type of soil is the most permeable

The angular velocity of a rigid body that undergoes plane motion depends on the reference line from which its angle of rotation is measured. True False

For safety reasons, a worker's eye travel time in a certain operation must be separated from the manual elements that follow. The distance the worker's eyes must travel is 20 in.

A building that is 105.50 ft. feet tall is casting a shadow that is 37.50 ft. feet. If the building next to it, is casting a shadow of 41.00 ft. feet, how tall is that building?

What is the technical name for super glue type adhesives

On his fishing trip Justin takes the boat 25 km south. The fish aren't biting so he goes 10 km west. He follows a school of fish 15 km north. What distance did he cover? What was his displacement?

n open rectangular tank is filled to a depth of 2 m with water (density 1000 kg/m3). On top of the water there is a 1 m deep layer of gasoline (density 700 kg/m3). The width of the tank is 1 m (the direction perpendicular to the paper).

Is the sun considered a star?