Distinguish Green plants use 6 parts of carbon dioxide (CO2) energy and 6 parts of water (H20) to produce one molecule of glucose (C6H12O6). An excess of one substance
is left over from this reaction. What is the substance? Where does it go?

The rigid beam is supported by the three suspender bars. bars ab and ef are made of aluminum and bar cd is made of steel. if each bar has a cross-sectional area of 450 mm2, determine the maximum value of p if the allowable stress is (σallow)st = 200 mpa for the steel and ( σallow)al = 150 mpa for the aluminum. est = 200 gpa and eal = 70 gpa.

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?

Could we see a galaxy that is 20 billion light-years away?