What is the function of a hypothesis in the scientific inquiry process

Asmall metal bar, whose initial temperature was 10° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70° c if it is known that its temperature increases 2° during the first second? (the boiling temperature for water is 100° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98° c? (round your answer to one decimal place.)

What properties of a moving object are used in determining the object's energy of motion

Acar travels 40m in 8 seconds find the car speed