What are time zones?

give a simple explanation

no links pls. answer quickly​

What is the "great pacific garbage patch"? (a) a large area of marine debris concentrated by rotating ocean currents (b) a large area around the pacific rim where debris collects from natural disasters such as tsunamis (c) an area in the pacific ocean where trash is intentionally dumped due to lack of landfill availability (d) a large trash dump located in hawaii

Most tornadoes carry winds speeds in a range of km per hour

Which of the following natural resources held india fuel its nuclear power plants? uranium, coal, timber, natural gas