Which of the following should be given to students before they begin a laboratory experiment? a) problems to practice the concepts in the experiment b) guidelines for safe laboratory practices and policies c) the manual fro repairing the laboratory equipment

Aflashlight produces light using energy from the batteries. in which order does the energy change form? a. from chemical to electric to light energy b. from electric to light to chemical energy c. from electric to chemical to light energy d. from light to electric to chemical energy

Prior to the mt. st. helens eruption on may 18, 1980, satellite and topographic views of the volcano were captured. based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 9 options: 600 m 400 m 750 m 500 m

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous