Theory or Law??
Sink or Float??
Density
Buoyancy
Grab Bag
100
What is a scientific theory?
What is a well-sub sustained explanation of the natural world that is acquired through the scientific method, as well as confirmed through observation and experimentation.
100
What makes an object sink or float?
What is density.
100
Because a ton of lead would take up less space than a ton of feathers, the lead would have a greater ___________ than the feathers.
What is density.
100
When an object is placed in a fluid, the fluid pushes back and helps to hold the object up. This pushing force is called _____________.
What is buoyancy
100
Explain the homework challenge.
What is when 80% of the class turns in their completed homework assignment we earn a letter. When we spell homework we get a party!
200
What is a scientific law?
What is a statement based on repeated experimental observations that describes some aspects of the universe.
200
What is a hypothesis?
What is an educated answer to a question.
200
How do you calculate the density of an object?
What is mass/volume and reduce.
200
What states that a body immersed in a fluid is pushed up by a force equal to the weight of the fluid it displaces?
What is Archimedes' Principle.
200
When is Ms. Patton's birthday?
What is September 26.
300
Theory of Law? Describes
What is Law.
300
A piece of wood has a density of 0.85 g/cm cubed. When placed in water, will the wood sink or float? Why?
What is float because 0.85 < 1
300
Calculate the density of an object with a mass of 50 grams and a volume of 10 cm cubed.
What is 5g/cm cubed
300
What is displacement?
What is the volume of the fluid pushed aside as an object floats or sinks in the fluid.
300
What will we have every Friday?
What is a QUIZ.
400
Theory or Law? Explains.
What is Theory.
400
A small piece of amber has a density of 1.11 g/cm cubed. When placed in syrup with a density of 1.12 g/cm cubed. Will the amber sink or float? Why?
What is float (barely) because 1.11 < 1.12
400
What is the relationship between density and water displacement?
What is the higher the density, the more water is displaced. The lower the density, the less water is displaced.
400
What is a float line?
What is the line created by the fluid when an object is floating.
400
What is Ms. Patton's dogs name?
What is Chloe.
500
Create a Venn diagram to explain the similarities and differences between scientific theories and scientific laws. (each section must have at least 1 item)
What is see work.
500
Draw what a graduated cylinder would look like if 20 mL of each of the following 4 liquids were poured in layers. *Think of each density* Glycerin- 1.4 g/cm cubed Water- 1 g/cm cubed Alcohol- 0.79 g/cm cubed Syrup- 1.12 g/cm cubed
What is Alcohol, Water, Syrup, Glycerin
500
A block of wood has dimensions of 5 cm x 10 cm x 4 cm. The mass of the block is 50 g. What is the density of the block of wood?
What is 0.25 g/cm cubed (v = 5 x 10 x 4 = 200) (D = 50 g/ 200cm = 0.25)
500
When you compress a sponge, which quantity changes? A. Mass B. Inertia C. Volume D. Weight Why?
What is C because by compressing the sponge, the shape an size are changed, which changes the volume. The sponge takes up less space.
500
What is the schools phone number?
What is 752-9600
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