Properties of matter
Lab safety
calculating density,mass, and volume
Scientific method
percent error
100

What is matter made up of?

What is atoms?

100

What safety equipment should you have during a lab?

What is safety glasses, gloves, rules, etc.?

100

You have a rock with a volume of 15cm3 and a mass of 45 g. What is its density?

What is 3g/cm3?

100

What is are some examples of a hypothesis?

What is Null, simple, complex,etc.?

100

The density of water at 4oC is known to be 1.00 g/mL. Kayla experimentally found the density of water to be 1.075 g/mL. What is her percent error?

What is 0.075 x 100= 7.5%?

200

What are the different types of matter?

what is solid ,liquid, gas and plasma?

200

Which of the should you do if there is a fire in the lab?

What is Notify adult and evacuate?

200

True or false, A hypothesis cannot be proved or disproved by doing one experiment.

What is true?

200

An object has a mass of 35.0 grams. On Anthony’s balance, it weighs 34.85 grams. What is the percent error of his balance?

What is 0.0043 X 100 = 0.43%?

300

What happens to a solid as the thermal heat goes up?

What is it turns into a liquid or gas?

300

True or false, play fighting in lab is fine.

What is FALSE?

300

What are the steps of the scientific method?

What is 

  1. Observation and formulation of a question
  2. Data collection and hypothesis
  3. Testing the hypothesis
  4. Analysis and conclusion?
300

Joshua uses his thermometer and finds the boiling point of ethyl alcohol to be 75o C. He looks in a reference book and finds that the actual boiling point of ethyl alcohol is 80oC. What is his percent error?

What is .0625 X 100 = 6.25%?

400

what are Molecules are tightly packed together?

What is a solid?

400

True or false, There should always be a adult around during the lab AT ALL TIMES.

What is TRUE?

400

What is a hypothesis?

A predicted outcome to an experiment

400

The Handbook of Chemistry and Physics lists the density of a certain liquid to be 0.7988 g/mL. Taylor experimentally finds this liquid to have a density of 0.7925 g/mL. What is the percent error?

What is 0.0079 X 100 = 0.79%?

500

Give me two examples of a property of matter.

What is color, hardness, malleability, solubility, electrical conductivity, density, melting point, and boiling point?

500

What should you do with waste when lab is over?

What is dilute it?

500

You decide you want to carry a boulder home from the beach. It is 30 centimeters on each side, and so has a volume of 27,000 cm3. It is made of granite, which has a typical density of 2.8 g/cm3. How much will this boulder weigh?

What is 75,600g?

500

Who invented the scientific method?

What is Sir Francis Bacon?

500

What is percent erro?

What is a type of percent problem that describes the difference between an estimated value or observed value?