measurable observations using rulers, thermometers, balances and beakers
What is Quantitative Observation
100
Find the volume of a cube with a side of 5cm
What is 125cm3?
100
Copper has a density of 8.96cm3
Silver has a density of 10.49cm3
Which is denser?
What is Silver?
100
property or characteristic of a substance that is observed during a reaction in which the chemical composition or identity of the substance is changed
What is a chemical property?
100
The ability to do work
What is energy?
200
Using your senses to view something around you
What is Qualitative Observation
200
You have glass box of water with a length of 3cm, a height of 2cm and a width of 1cm. Find the volume.
What is 6cm3?
200
You place a piece cube of wood and cube of aluminum into a glass of water.
Which one with float? Why?
What is wood? because aluminum is denser
200
Any property that is measurable and can be observed with your senses
What is physical property?
200
A chemical reaction that releases energy by light or heat.
What is an exothermic reaction?
300
Is an idea or conclusion that's drawn from evidence and reasoning
What is an inference
300
Find the Density of a large steel box that hold 32cm3 of water and has a mass of 64g.
What is 2g/cm3?
300
Corn Syrup, Vegetable Oil and Water are poured into a beaker. How will it look in the beaker? Why?
What is Corn Syrup (bottom), Water (middle), vegetable oil (top)?
What is density?
300
a way to find the volume of an object without it having a length, height or width
What is displacement?
300
A type of endothermic reaction
What is melting ice cubes, evaporation, etc?
400
What type of observations are these?
Tyler has a large red, shiny ball. It bounces really well and has a smooth texture to the outside.
What is a Quantitative observation?
400
Find the mass of a copper block that has the volume of 77cm3 and the density of 22g/cm3.
What is 1694g?
400
the degree of compactness of a substance
What is density?
400
ways I can physically change a soda can
What is bending, smashing, chopping, cutting or breaking?
400
States that mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations.
According to this, the mass of the products in a chemical reaction must equal the mass of the reactants.
What is the law of conservation of mass
500
What is this called?
A small boy is lying under a tree crying. Above the boy is a broken branch.
A person walking by runs to the boys side because he thinks the boy fell from the tree and is injured
What is an inference
500
You are carrying an aluminum rectangle that measures 6cm in length, 4cm in height, 2cm in width and has a mass of 21g.
Find the Density
What is 0.4375g/cm3?
500
A measure of the number of atoms in an object. The basic unit of measurement for mass is the kilogram
What is mass?
500
A chemical change
What is rust, oxidation, burning, mold, cooking, baking, combustion, rotting, etc?
500
How many oxygen atoms are in the chemical formula?
AgNO3