A) So you can follow the lab instructions clearly. B) So you can make sure everything has been cleaned before beginning the lab procedure. C) So you can quickly obtain your laboratory supplies before lab. D) So you will score higher on the lab test.
A) Fan your hand over the substance toward your nose which should be several centimeters away from the substance. B) Place your nose directly over the substance and take a big whiff. C) Place your nose near the opening of the beaker and inhale. D) Fan your hand over the substance toward your nose which should be directly over the beaker.
A) Immediately ask to go to the restroom. B) Run madly about the room. C) Splash large amounts of water onto the spill. D) Tell everyone that your friend did it and that "Ooooh, they are in BIG trouble!". E) Stand back and advise the teacher of the spill.
A) It helps prevent accidents. B) It keeps the room from looking messy. C) I won't lose my supplies in the clutter.
A) Change Lab Partners B) Ask the teacher. C) Guess D) Just sit quietly and do nothing
A) When I am sure it is safe to do so B) Never C) Whenever I want to D) Only with permission from the teacher
A) Because it can block the veiw of others B) Because it can get in your eyes C) Because it might get in the way D) Because it is a fire hazard
A) So it is not too hot B) Te water might crack the glass C) the water might miss the glassware
A) White B) Yellow C) Green D) Blue
A) Support Staff B) Miss V C) Each and every student. D) Teachers E) Old students
A) Safety B) Getting the experiment completed C) Finishing first D) Getting the right answer E) Getting good data
A) Using a blue flame from the bunsen burner B) Using a yellow flame from the bunsen burner C) Putting it in the top of the bunsen flame D) Ensure that it is pointed away from everyone including yourself E) Heating it gently
A) 1. Turn the collar to close the air hole. 2. Turn on the gas. 3. Light a match and hold it over the bunsen burner B) 1. Turn the collar so that the air hole is closed. 2. Light a match and hold it over the bunsen burner. 3. Turn on the gas C) 1. Turn on the gas. 2. Turn the collar to open the air hole. 3. Light the match and hold it over the bunsen burner. D) 1. Turn the colar so that the air hoel is open. 2. Light the match and hold it over the bunsen burner. 3. Turn on the gas
A) Because they a magnified allowing you to see things more clearly B) To make you look like a real scientist. C) To protect you from chemicals, heat and glassware. D) Because they look good. E) To improve your vision.
A) Taken home. B) Put back in the bottles they came in. C) Poured down the sink with plently of water D) Left in your trays for the next class. E) Disposed of according to your teacher's instructons.
A) Use tongs or heat proof gloves B) Pick up the end that looks cooler. C) Use paper towels. D) Pour cold water on it.
A) All in good fun. B) Always against the rules of the laboratory. C) Not dangerous. D) Okay. |