A population has a per capita birth rate of 56 per 1000 per year, and a per capita mortality rate of 88 per 1000 per year. What is the per capita growth rate of the population? People that steal my points or state incorrect/incomplete answers will be reported and banned

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

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.

the correct answer is 2 and 4