bae9458gmail
bae9458gmail
20-12-2016
Physics
contestada
if a zebra weighs 390N what is its mass
Respuesta :
mathssydney
mathssydney
20-12-2016
W=mg
m = W/g = 390N/ 9.8 m/s^2 = 39.8 kg
some people round g to 10 m/s^2 and this will give answer of 39 kg, which is wrong
Answer Link
VER TODAS LAS RESPUESTAS ( 13+ )
Otras preguntas
What is characteristic of the strong nuclear force? a. It exists only within electrons. b. It acts over a very small distance. c. It is responsible for most che
choose the connective that best complete the following sentence I like to play baseball -----------------, I can't throw a ball very well. A.besides B.or insta
What is true of an Arrhenius acid? a. An Arrhenius acid donates OH- ions. b. An Arrhenius acid donates H+ ions. c. An Arrhenius acid accepts H+ ions. d. An Arrh
Some insects can walk on the surface of water. Which behavior of water is responsible for this phenomenon? a. Capillary action b. Solvent behavior c. Surface te
One goal of President Lyndon Johnson’s Great Society was to end race segregation and other forms of race discrimination. Which law/program was passed to achieve
What is the source for geothermal energy? a. the sun b. earth’s internal heat c. moving water d. biomass
Nick added five yards to the maximum distance that he can throw a football. Which component has he most likely added to his training regimen? A.)running every
In which of the following sentences is the word down used as an adverb? a. The ball moved down the street towards the intersection. b. Ricky rolled down the car
Humans ferment (blank) in muscles where oxygen becomes depleted a. Alchohol b. Lactic Acid c. Carbon Dioxide d. Glucose
What two European unions set the stage for the European Union? a. NATO and the European exchequer b. the Marshall Plan and COMECON c. the Warsaw Pact and NAFTA
ACCESS MORE
