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