What are the two types of observations? provide an example for each
What is Quantitative- with numbers; Qualitative: Without numbers
100
What is the difference between volume and density?
What is Volume: the amount of space an object takes up. Density: the amount of mass per volume in and object
100
What are the layers of earth from top to bottom(in order)
What is Crust, mantle, outer core, inner core
100
What are fossils
What is preserved remains of living things
100
What is Pangea?
supercontinent
200
What is the difference between inferring and predicting?
What is inferring: Using what you already know; Predicting:Statement about what will happen in the future.
200
What is the difference between mass and weight
What is Mass: the amount of matter in an object. Weight: the amount of gravitational pull on an object.
200
What are the 3 classifications of rock?
What is Igneous, metamorphic, sedimentary
200
what is the difference between absolute age and relative age of a rock
What is absolute age: actual number; relative age:age compared to another rock
200
What causes the movement of plates?
What is convection currents in the mantle
300
What is the difference between a scientific theory and scientific law?
What is Theory: explains how it happens; Law describes what happens
300
Why are line graphs powerful?
What is Shows how one variable changes due to another variable.
300
What are the three transfers of heat, describe and provide an example for each
What is Conduction: from one object to another(touching a hot stove); Convection: in fluid (mantle); Radiation: transferred through rays (sunlight)
300
What is the law of superposition and which layer is oldest/youngest?
What is determine the relative age of sedimentary rock. Top: youngest, Bottom: oldest)
300
What are the 3 plate boundaries? and the motion of each?
What is Divergent boundary(move apart). Convergent boundary(come together). Transform boundary(slide past each other).
400
Which variable does the scientist change? Which variable changes due to another variable?
What is Independent Variable. Dependent Variable
400
What are the units for the following
Length, Mass, Volume, temperature, time
What is Lenght- Meters, Mass- Grams, Volume-Liters or cubic centimeters, Temperature-Kelvin, Time-Seconds
400
Processes that occur to make sedimentary rock.
What is weathering/erosion, deposition, compaction, cementation
400
How do scientists use radioactive dating?
What is Determine amount of radioactive element in rock and compare with stable element in which radioactive element decays.
400
What is produced when two pieces of continental crust collide at a convergent boundary?
What is Trench
500
Which of the following is a characteristic of the scientific method?
A: Most scientific experiments cannot be duplicated
B:Science is based on objective analysis of experimental data
C:Scientific conclusions are subject to personal opinions
D:Data that do not fit established theories are always rejected.
What is B: Science is based on objective analysis of experimental data.
500
During an experiment if you purposely change the temperature to test a hypothesis, the temperature is called the....
A. independent variable
B.responding variable
C.experimental variable
D. Dependent variable
What is D-Independent variable
500
What is deposition? erosion?, cementation? compaction? weathering?
What is Deposition:sediment settles out. Erosion: water wind ice carry away broken rock. Cementation: minerals crystallize. Compaction: press sediment together. weathering:freezing thawing plant roots.
500
What has studying fossils allowed scientists to do?
What is create a picture of past life
500
The theory of plate tectonics states.
What is Earth's plates are in slow constant motion