Which of the following are true about both the sun and the stars? Choose the three correct answers. A.
Both are visible during the day in summer.

B.
Both move across the sky from east to west.

C.
Both change positions in the sky due to Earth's revolution.

D.
Both are visible at night in winter.

E.
Both appear in different positions in the sky due to Earth's rotation.

F.
Both move from north to south in the sky.

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

How do you lengthen a pattern piece? (family and consumer science, sewing)

You are attempting to recrystallize a crude product mixture. you add the appropriate amount of hot solvent and are allowing the solution to slowly cool to room temperature. however, at room temperature no crystals have appeared, which of the following methods should be used to induce crystallization? choose all correct answers. a) place the flask in an ice bath. b) swirl the contents of the flask. c) add a small seed crystal of the desired product. d) scratch the inside of the glassware using a stir rod. it can be multiple choices