Which is the correct life sequence of a star?
main sequence, dwarf, giant, nebula
nebula, giant, main sequence, dwarf
dwarf, nebula, main sequence, giant
nebula, main sequence, giant, dwarf

Astudent wears sunglasses to her read a book more easily which wave interaction occurs as light passes from the air into the plastic lenses? a polarization b. refraction c. diffraction d. interference

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

The slope of a velocity time graph over any interval of time gives the during that interval