Help asap I don't get this and I don't get much time I'll give u the brain list Alnico is .

an alloy of metals with strong magnetic properties
a brittle mixture of substances containing ferromagnetic elements
any material containing iron
an element found in nature that behaves like a magnet

Agas is contained in a vertical, frictionless piston–cylinder device. the piston has a mass of 3.2 kg and a cross-sectional area of 35 cm2. a compressed spring above the piston exerts a force of 190 n on the piston. if the atmospheric pressure is 95 kpa, determine the pressure inside the cylinder.

Anybody wanna ? (picture included? )

What conclusion can be made based on the temperature of soil when the light hits the soil at 0°, 45°, and 90° angles in section 2 of the experiment? did your results support your hypothesis? why or why not?