Light and Shadows

Good Morning Grade Fours! Welcome to your first on-line Science test. As with all tests,please read the question very carefully and then select the best answer. You'll find out your results immediately after the exam. Please put your hand up when you complete your test and I'll record your score. Also, after you have finished the test, you may turn down the sound on your computer and surf any topic of choice found on Encarta or World Book. Please no talking during or after the exam. Good luck!