Vocabulary
Amount of space matter occupies
What is volume?
Which powder reacts with iodine?
Starch
What is the formula for area?
Length X Width
"Fluids" can be liquids and/or _________
Gases
Signs of a chemical reaction are...
Temp change, color change, gas production, precipitate
measures the amount of gravitational force acting on an object
What is weight?
Which powder reacted to heating?
Sugar
What is the formula for Vol?
Length X Width X Height
What is atmospheric pressure at sea level?
14.7 psi
What is an endothermic reaction?
One that absorbs heat and feels cold
Define mass
What is the amount of matter in an object
Which powder reacts with acid?
Baking soda
100
What are the 4 forces of flight?
lift, drag, weight and thrust
What is an exothermic reaction?
One that gives off heat and feels hot.
The amount of matter in a given volume
What is density?
Which powder had the highest conductivity?
Salt
10
Describe why the egg went into the bottle
The air was heated and forced out around the sides of the egg...then the air pressure outside pushed the egg IN
Describe that happens to the reactants in a chemical reaction
They change such that they can't be recovered and they make new products.
What does Bernoulli's principle say?
Faster moving air has less pressure.
Brick has a mass of 6,000g and a volume of 2,000cm^3.
What is 3.00g/cm^3?
What is the formula for density?
mass / volume
How could you get a balloon to blow up inside a bottle without blowing into the balloon?
Suck air from bottle using hole on the side.
What is the density of water?
1 g/ml