1. What is the difference between resolution and contrast?​

Higher resolutions or larger screens do little to make images more convincing. ... Put simply, contrast ratio is the difference between the brightest part and the darkest part of an image. The difference is quantified as ratio, hence the term 'contrast ratio'.

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.