Producers in most, if not all, food chains and webs get their energy from here.
What is the sun?
100
What do F, Cl and Br have in common?
What is in the same group and therefore, same BONDING characteristics.
100
All actions have an opposite and equal....
What is reaction?
200
If you are running an experiment, this is the variable that you change or test.
What is the independent variable?
200
A butterfly getting nectar from a flower and pollinating it in the process.
What is mutualism?
200
Eagles are top level consumers. Most top level consumers are...
What is carnivores or carnivore?
200
Boron has the same bonding characteristics as...
What is any other element in group 13?
200
A car starting from rest accelerates to 80 miles per hour in a time of 12 seconds. What is the car's acceleration?
What is 6.67 mph/sec?
300
This is the group in a controlled experiment that is used for comparison to determine differences.
What is a control group?
300
When a population gets split into two groups that, after 1000s of years, are no longer able to reproduce, a new species is formed. This is called.
What is speciation?
300
This is an organism that breaks down organic tissue. Example: bacteria
What is a decomposer?
300
Solid metal cubes sink to the bottom of a beaker of water because...
What is metal is more dense or it's density?
300
When a bundle of tree branches with a mass of 500 kg are placed on a hill 10m high, the potential energy of the trees is...
What is 49000 J ?
400
In order to turn a hypothesis into a theory, a hypothesis must be tested and retested...
What is many times?
400
This is the factor in DNA that makes individuals of a species different.
What is the sequence of nitrogen bases?
400
This is the amount of energy that is TRANSFERRED from one trophic level to the next.
What is 10%
400
What is the density of water?
What is ONE g/ml?
400
The force of an 80 kg baby deer on the ground is...
What is 784 Newtons ?
500
This symbol on a container is one that indicates drinking the liquid inside could be fatal or dangerous.
What is the toxic symbol?
500
A whale is not affected by barnacles and the barnacles get nutrients where ever the whale travels.
What is commensalism?
500
This is what happens to 90% of energy at each trophic level.
What is turned into heat or given off as heat?
500
Elements from group 17 have a (-1) charge. They most commonly bond with elements from what other group?
What is group 1 because group 1 elements have a +1 charge?
500
Coal and natural gas are burned to produce electricity. Wind and solar energy are used to produce electricity as well. Coal and natural gas are called_________ and a disadvantage is that they produce ___________.