Chemistry
Give an example of an element
Carbon, Oxygen, Hydrogen, Gold, Silver, Etc.
What is a hypothesis?
prediction, educated guess, if..then.. statement
True or False
Abiotic means living
False
What is Kinetic energy?
Moving energy
Describe a physical property
color, shape, texture, size
Give an example of a compound
Carbon dioxide (CO2), Water (H20) etc
What must you at the beginning of any investigation?
Make an observation
The level of organization after organism is...
KE + PE = ?
100
What is density?
How closely packed the particles are in an object
A spoon full of sugar is burned and turns black. Is this a chemical change? How do you know?
Yes, color change to black of sugar
List the 6 steps of the scientific method
observe, research, hypothesis, experiment, analyze data, conclusion
Give an example of a biotic factor
plants, animals, bacteria
Describe the energy transformations in the example below:
A Flashlight turns on
Chemical (battery) to Radiant (light)
DOUBLE JEOPARDY - ALL TEAMS bet an amount of points up to your teams point total. Earn or lose those points based on your team's response.
What is ductility?
The ability to be pulled into a wire
Oxygen is a gas. Is oxygen a metal, non-metal, or metalloid?
Non-metal
What is the difference between a dependent and independent variable?
Dependent: the result
Independent: what you choose/control
Ecology is the study of....
The ecosystem/environment
What is the law of conservation of energy?
Energy cannot be created nor destroyed only transformed
Changing states of matter from liquid to solid is a physical or chemical change?
physical
A piece of material is white, dull, malleable and a semi-conductor. Is it a metal, non-metal, or metalloid?
Metalloid
TRUE or FALSE
Srinath is investigating if he'll do better on an exam by sleeping more. The amount Srinath sleeps is the independent variable.
True
Provide the 4 levels of organization from largest to smallest
Ecosystem, community, population, organism
Describe how nuclear power generates energy
an atom undergoes fission (splitting) which releases a ton of heat which heats up water to create steam which turns a turbine and creates electricity
What is malleability?
The ability to be squished or flattened