According to the hertzsprung-russell diagram what is the luminosity of the sun a) 1 b) 2 c) 3 d)4

Astudent conducts an experiment to determine how the amount of water given to a plant affects it growth what is the dependent variable for this experiment

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat