If you complete a test early, what should you do? O A. Erase all of your notes in the test booklet
O B. Close your test booklet and sit quietly
O C. Make sure your answers correspond to the right questions
O D. Close your test booklet and leave the room

Luminous objects such as flashlights emit light that we can see. how do we see an object that isn’t luminous? a. the object emits light that reaches our eyes. b. light reflects off the object and reaches our eyes. c. light passes through the object uninterrupted. d. light is fully absorbed by the object. e. we can’t see an object that isn’t luminous.

When looking at research about instructional strategies, make sure the research is a. from peer-reviewed studies. b. approved by state and federal government organizations. c. online and easily accessible. d. about the same topic you're interested in.

How are brightness and size related when it comes to stars