Plants and animals use the oxygen in the air to turn food into energy. This life process is known as what? A) digestion Eliminate B) excretion C) growth D) respiration

What WA can friction do to things like break pads

Helium is an unreactive gas with a high specific heat capacity. suggest a possible use for helium

Can we use a copper wire instead of eureka wire

Animal studies indicate that

The weight of an apple near the surface of the Earth is 1 N. What is the weight of the Earth in the gravitational field of the apple?

If a chromosome on unfolds itself how is transcription enhanced

Two friends, barbara and neil, are out rollerblading. with respect to the ground, barbara is skating due south at a speed of 5.9 m/s. neil is in front of her. with respect to the ground, neil is skating due west at a speed of 1.4 m/s.

What process is used when the sun transfers light to plants A. conduction B. radiation C. convection D. all of these

Which wave characteristic has the unit hertz

A stretched spring has 5184 J of elastic potential energy and a spring constant of 16,200 N/m. What is the displacement of the spring?