What two quantities do you have to know to calculate the density of and object?

Organisms at higher trophic levels tend to be fewer in number than those at lower trophic levels. tf

What's the equation for the alpha decay of plutonium-244. What's the equation for the beta-negative decay of oxygen-17?

When you're driving on a level road and there's ice on the pavement, you hardly notice that ice while you're heading straight at a constant speed.

Find the velocity and direction of a Projectile of a shot which passes in a horizontal direction just over the top of building which is 50m off and 25m height.

An object placed in water will float if the weight of the object is MORE THAN the buoyant force of the water. True False

A dog runs 27 m in 3 s. what is the dogs average speed. a 9 m/s b 24 m/s c 30 m/s d 81 m/s

Make a crude estimate of the energy of such a hurricane, approximating it as a rigidly rotating uniform cylinder of air (density 1.3 kg/m3) of radius 82 km and height 5.0 km

how can you expalin the phenomena of three atoms needed to bond together two atoms with the law of the conservation

What type of change occurs when water change from a solid to a iquid?

Which property increases when wave wavelength decreases