Which of these is a biotic factor?

A) topography

B) soil

C) air

D) bacteria

Which is an element A. titanium and carbon in an alloy B. oxygen and nitrogen joined together C. a water molecule D. a piece of pure nickel ps its science

A yummy glazed doughnut is shown above. 1) where is the center of mass of this fantastic culinary delight? in the center of the hole. somewhere inside the solid part of the doughnut the center of mass is not defined in cases where mass is missing.

If millikan was measuring the charge on an oil droplet with 3 negatively charged electrons on it, what charge would he have measured on the droplet?

What is the magnitude of δv12 if the bulb is removed from the socket (i. e. the circuit is not closed) ?

Do you think that the volume control on an audio amplifier is calibrated in intensity or intensity level? In other words, if you turn your stereo half way down, have you cut the power in half or cut the decibel level in half? Explain

An example of objects the move in revolution

How many hops does a kangoroo do in 1 day

What are the average velocity and average acceleration of the tip of a 2.4 cm long hour hand of a clock?

What is the number one and most important rule to remember in soccer?

Why are convection currents; why are they hotter and colder parts of earth