A ball is falling toward the Earth with a speed of 10m/s and has a mass of 0.5kg. what's the kinetic energy?

In which sealed container would the organisms be able to continuously cycle o2 and co2 gases? a. a jar with a lizard eating a snail b. a room with mice eating moldy grain c. a jar with snails crawling on living plants d.

Examples of the six simple machines

An aluminum screw has a density of 2.7 g/mL and a volume of 15mL. What is the mass of the screw?

Which has greater potential energy, a book on the top shelf of a bookcase or a book on the bottom shelf? Why?

The difference between a noise and a musical note is that the noise is. A louder B. of higher pitch C. louder and venally lower pitch D. of irregular pitch

PV = nRT, is the a. equation of state of an ideal gas b. theorem of equipartition of energy c. second law of thermodynamics

Which conducting electricity has the most harmful effects?

Which is the farthest known planet from the sun? a. Jupiter b. Saturn c. Uranus d. Neptune

Laser light of wavelength 470 nm shines on a pair of slits at normal incidence, producing a pattern of maxima on a large screen 92.0 cm away from the slits. The second order maximum is observed to be 31.7 cm away from the central maximum. a.

What does the slope of a line of best fit represent