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Transcript of SafetyHazardsMixturesDensityVolumeMisc. 100 200 300 400 500.
SafetySafety HazardHazardss
MixturesMixtures DensitDensityy
VolumVolumee
Misc.Misc.
100 100 100 100 100 100
200 200 200 200 200 200
300 300 300 300 300 300
400 400 400 400 400 400
500 500 500 500 500 500
Safety - 100Safety - 100True or False:True or False:
You should always assume a You should always assume a mixture to be hazardous.mixture to be hazardous.
Slide
Safety - 200Safety - 200 What should you do to What should you do to
determine the smell of an determine the smell of an unlabeled bottle of chemical unlabeled bottle of chemical in the lab?in the lab?
Slide
http://www.youtube.com/watch?v=xJG0ir9nDtc
Safety - 300Safety - 300
What should you do after What should you do after handling chemicals in a lab handling chemicals in a lab activity?activity?
Slide
http://www.youtube.com/watch?v=xJG0ir9nDtc
Safety - 400Safety - 400You are working with a cleaner in You are working with a cleaner in class. It is toxic, slightly class. It is toxic, slightly flammable, and causes skin flammable, and causes skin irritation. What safety irritation. What safety precautions would you take?precautions would you take?
Slide
http://www.youtube.com/watch?v=xJG0ir9nDtc
Safety - 500Safety - 500Which 3 things should you Which 3 things should you follow in lab activities? follow in lab activities?
a. Wear Goggles
c. Read the procedure
d. Tell teacher if there is a spill
b. Call Hazmat Team
e. Pour chemicals down the drainf. Label containers
Slide
http://www.youtube.com/watch?v=xJG0ir9nDtc
Hazards - 100Hazards - 100Name the hazard class for Name the hazard class for a substance that catches a substance that catches fire from a flame or sparkfire from a flame or spark
Slide
Hazards - 200Hazards - 200A substance that reacts A substance that reacts with a solid material is: with a solid material is:
Slide
a. Flammable
b. Toxic c. Corrosive
Hazards - 300Hazards - 300When mixed with an acid, the When mixed with an acid, the contents of a can bubble. Based on contents of a can bubble. Based on these observations:these observations:
Slide
a. A substance reacts with a liquid
b. A substance reacts with an acid
c. A substance is toxic
d. A substance reacts with a gas
Hazards - 400Hazards - 400A container reads: “Harmful or fatal if swallowed. Causes severe irritation to eyes, skin, mouth, and clothing.”What type of hazard does this substance pose?
Slide
Hazards - 500Hazards - 500There is an unlabeled can and There is an unlabeled can and when acid is added, the contents when acid is added, the contents bubble and produce a bad odor. bubble and produce a bad odor. After the reaction you can claim After the reaction you can claim that ________ is produced: that ________ is produced:
Slide
a. a liquid
b. a gas
c. a solid
Mixtures - 100Mixtures - 100Give an example of a mixture.
Slide
Mixtures - 200Mixtures - 200
Slide
What can you use plastic forceps for?
Mixtures - 300Mixtures - 300Which of the following can be Which of the following can be separated using a filter?separated using a filter?
Slide
a. Sand and Water
c. Iron and Sand
d. Saltwater
b. Water and Alcohol
Separating Mixtures Video 2 (2:16 m) http://education-portal.com/academy/lesson/states-of-matter-and-methods-of-separating-mixtures.html
Mixtures - 400Mixtures - 400There is an unidentified mixture There is an unidentified mixture of magnetic and non-magnetic of magnetic and non-magnetic metals. How can you separate metals. How can you separate this mixture?this mixture?
Slide
Separating Mixtures Video 2 (2:16 m) http://education-portal.com/academy/lesson/states-of-matter-and-methods-of-separating-mixtures.html
Mixtures - 500Mixtures - 500What materials would you need What materials would you need to separate a jar filled with to separate a jar filled with water, glass marbles and metal water, glass marbles and metal marbles?marbles?
Slide
Separating Mixtures Video 2 (2:16 m) http://education-portal.com/academy/lesson/states-of-matter-and-methods-of-separating-mixtures.html
Density - 100Density - 100You have a You have a solid with a solid with a density of density of 2.85g/cm³. 2.85g/cm³. What is the What is the material? material?
Slide
Type of solid
material
Density (g/cm³)
Magnesium 1.7 g/cm³
Beryllium 1.9 g/cm³
Aluminum 2.7 g/cm³
Titanium 4.5 g/cm³
Density - 200Density - 200Mineral oil is less dense than water and Mineral oil is less dense than water and Mercury is more dense than waterMercury is more dense than waterIf mineral oil, mercury and water were If mineral oil, mercury and water were mixed together, which liquid would float to mixed together, which liquid would float to the top?the top?
Slide
Density - 300Density - 300If you place a solid in water, If you place a solid in water, you can determine:you can determine:
Slide
a. Its density relative to water
d. Its reactivity with copper chloride
b. Its toxicity relative to water
c. The flammability of the solid
Density - 400Density - 400A piece of metal has a mass of A piece of metal has a mass of 10 grams and a volume of 2 mL. 10 grams and a volume of 2 mL. What is the density?What is the density?
Slide
Density - 500Density - 500
Physical State
Density Magnetism
Carbon Solid 2 Non-magnetic
Nickel Solid 8 Magnetic
Zinc Solid 7 Non-magneticSlide
Which solid is non-magnetic and is less dense than Zinc?
Volume - 100Volume - 100What is the definition of What is the definition of
volume?volume?
Slide
Volume - 200Volume - 200
How would you measure the How would you measure the volume of a piece of plastic with volume of a piece of plastic with an irregular shape?an irregular shape?
Slide
Volume - 300Volume - 300
What are the What are the three volumes three volumes of water that of water that were were measured?measured?
Slide
http://www.youtube.com/watch?v=Wl6VDFaNn10
Watch the video…Watch the video…
Volume - 400Volume - 400 The starting water level in a The starting water level in a
cylinder is 20 mL. cylinder is 20 mL.
After placing an object in the After placing an object in the cylinder, the new level is 42 mL. cylinder, the new level is 42 mL.
What is the volume of the object?What is the volume of the object?
Slide
Volume - 500Volume - 500 You have a can with a radius of 2 You have a can with a radius of 2
cm and a height of 3 cm. cm and a height of 3 cm.
What is the volume of the can?What is the volume of the can?
Slide
Miscellaneuos - Miscellaneuos - 100100
What was the light gray cube What was the light gray cube from activity #9 made of? from activity #9 made of? How did you find out?How did you find out?
Slide
Miscellaneous - Miscellaneous - 200200
What isWhat is
the volumethe volume
of water in of water in the graduated the graduated cylinder? cylinder?
Slide
Miscellaneous - Miscellaneous - 300300
Slide
What is the mass of the object?
Miscellaneous - Miscellaneous - 400400
Which of the following are used to Which of the following are used to determine a physical property?determine a physical property?
Slide
a. Appearance
b. Toxicityc. Density
d. Corrosiveness
e. Flammability
Miscellaneous - Miscellaneous - 500500
A student wants to determine if plants grow taller in A student wants to determine if plants grow taller in sand, pot soil or fertilized soil. The student collects the sand, pot soil or fertilized soil. The student collects the following data:following data:
Slide
Week Plant growth (cm) after 5 weeks
Sand Pot soil Fertilized soil
1 4 5 6
2 5 7 8
3 6 8 9
4 6 10 11
5 0 12 14For this investigation, state:For this investigation, state:
a. A problema. A problem b. A hypothesisb. A hypothesis c. A c. A conclusionconclusion