Will a person living 100 years from now have the same needs as you do today

To some extent, things like hygeine, shelter, warmth, nutrition, and all those basic needs will still be needed, but as technology advances in the modern age, we may see that things we have no may become obselete in the future. Things are always evolving and improving, thus a person living 100 years from now may not have the same needs as you do today.

measuring light intensity

light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.