Scientific investigations begin by asking questions that can be tested, measured, or both. Which question meets this criterion? What opinions do teenagers have about vaccines?
Do hand sanitizers decrease a person’s risk of a bacterial infection?
Is buying organic food an ethical choice?
How hard is it for people to reduce stress in their lives?

The variables for this experiment include the number of each type of sprout, the average height of those sprouts, and the amount of compost given to each plot of land. use the drop-down menus to complete the sentences and identify the independent and dependent variables. the independent variable, the one that you intentionally manipulate, is the the dependent variables, the ones that you measure the response in, are

They said i have got a sign of tuberculosis what should i do

The zone, which exists from a depth of 0 to 600 feet, is home to the majority of ocean life.