An airplane is flying through the air at a constant velocity. which force is greater, the drag (the force that moves an object forward) or the thrust (force that moves the opposite direction) ?

Of all of the amino acids only 9 are essential and can only be found in protein supplements true or flase

What are the 2 organisms that are being crossed to make a mule

Today, it's widely accepted that all of the two-legged meat-eating dinosaurs known as theropods - including t. rex and albertosaurus-had at least very simple fuzzy feathers covering their bodies.

Corals belong to which class of the cnidaria

The smallest cell structures that would most likely be visible with a standard (not super-resolution) research-grade light microscope is

A bobcat feeding off of rabbits in the ecosystem is an example of commensalism competition mutualism parasitism predation

State the three basic premises of the modern cell theory

Mountains are usually formed by: movement of the earth's crust volcanic explosions placement of eroded land weathering away of land

Which property of water explains why seawater contains over 20 different elements?

Injuries and serious burns from hot glue guns can be reduced by what three simple precautions?