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