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