Science Bowl 3/13

Front

From what chamber of the human heart does blood carried by the left pulmonary artery leave?

Back

RIGHT VENTRICLE

Front

What is the oldest Eon on the Geological Time Scale within which the first organisms appeared between 550 million and 3.4 billion years ago?

Back

PRECAMBRIAN

Front

In the equatorial celestial coordinate system, what terms are synonymous with longitude and latitude, respectively?

Back

LONGITUDE = RIGHT ASCENSION; LATITUDE = DECLINATION

Front

Which one of the basic 3 plant cell types has irregularly thickened cell walls, retains its cytoplasm, and functions in structural support?

Back

COLLENCHYMA

Front

Continental margins, facing the edges of diverging tectonic plates, are called:

Back

passive margins

Front

What is the MOST common organic molecule in the atmosphere of the planet Uranus?

Back

METHANE, CH4

Front

Radon is primarily produced naturally, on Earth most directly from the decay of what element?

Back

RADIUM

Front

For an object moving at a constant speed, which of the following is true? - it must have a constant velocity - it must be constantly moving in the same direction - it can be accelerating - it must have a constant weight

Back

it can be accelerating

Front

Elements in the Periodic Table with outer shell electrons on two principal energy levels: alkali metals, noble gases, alkaline Earth metals, transition elements.

Back

transition elements

Front

What specific type of microscopy passes a beam of electrons through an ultra-thin specimen, usually stained with an electron opaque substance, producing an image captured by a charged coupled device?

Back

TRANSMISSION ELECTRON MICROSCOPY, TEM