Which organism is a producer

1-oak tree

2-mushroom

3-mountain lion

4-butterfly

How much energy does a 100 W light bulb use in 24 hours? Show all your work ...

The first element on the periodic table is Answer here

Gravity is considered what type of force? conservative non-conservative

A plane comes in for landing at a velocity of 80 meters per second west. As it touches down, it decelerates at a constant rate of 3 meters per second per second.

How does a Rivers ability to erode change with the seasons

Two stars, x and y, have the same temperature. star x is ten times more luminous than star y. which star has the larger radius

If the weight of an object of mass "m" is "mg," then the weight of an object of mass "2m" is A. mg/2 B. mg C. 2mg D. 4mg

In an old house, the heating system uses radiators, which are hollow metal devices through which hot water or steam circulates. In one room the radiator has a dark color (emissitivity = 0.830). It has a temperature of 64.1 oC.

Air is compressed adiabatically in a piston-cylinder assembly from 1 bar, 300 K to 10 bar, 600 K. The air can be modeled as an ideal gas and kinetic and potential energy effects are negligible.

Three rocks, each of varying mass and volume, are released from a window at the same time. The window is at height h above the ground.