Most of the heat from the sun warms the Earth's surface through A tradition B conduction C convection

Crowbar of 5 metre is used to lift an object of 800 metre if the effort arm is 200cm calculate the force applied

Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.

Explain why you think this diagram shows what happened to the carbon in the biodome.