Metric Measurements
The metric unit for length
meter (m)
A systemic approach to the study of phenomena is
the scientific method
The Earth is (select all the apply):
a. an open system
b. unique in the solar system
c. magnetic
d. the largest planet in the solar system
a. an open system
b. unique in the solar system
c. magnetic
The metric system makes conversions by the base number
10
A community of organisms and the environment that they inhabit is known as a(n)
ecosystem
The metric unit for mass is
gram (g)
A scientific experiment must be
a. inexpensive
b. repeatable
c. complicated
d. hard to explain
b. repeatable
The Earth has different layers including the crust, the core, and the
5 kL = ____________ L
5000 L
True or False:
Energy in only one direction in a given food chain in an ecosystem.
True
The metric unit for temperature based on the state changes of water is
degree Celsius (°C)
Based on clues they found, Velma proposes an "if ___, then ___" statement about the supposed ghost. This is an example of the scientific method step of forming a
hypothesis
The element that makes up the largest percentage of the atmosphere is
Nitrogen
320.2 cm = ___ m
3.202 m
Organisms which consume energy from remains of other organisms are known as
decomposers
liter (L)
While observing an apple fall from a tree to the ground, Isaac Newton began to notice that all things fall back to Earth. This step of the scientific method is
make an observation
The study of Earth can be understood in four spheres: Lithosphere, Atmosphere, Space, and
Hydrosphere
2800 mL = ___ L
2.8 L
Which of the following processes is NOT an ecosystem?
a. a lake
b. an ocean
c. a tree
d. an atom
d. an atom
The metric unit for temperature that has absolute zero is
Kelvin
Fred comes up with an experiment that will test their hypothesis on whether or not the castle's vampire is real. The experiment goes wrong when an untested variable (Scooby's appetite) ruins the bait. Is this a failure in terms of the scientific method?
No
It is believed that Earth's magnetism is a result of the metal in its solid inner core. Those metals are (state both)
iron and nickel
___ mg = 4.5 cg
45 cg
Ecosystems will generally respond to change in a way that restores
balance