ohms law
SI unit of electrical resistance
What is Ohm
What type of electromagnetic radiation has the longest wavelength
What is Radio Waves
EXCHANGE SCORE
process breaks rocks into smaller pieces at Earth's surface
What is weathering
preserved remains or traces of organisms that lived in the past
What is fossils
relationship among voltage, current, and resistance known as
what is ohms law
EM radiation is commonly used to produce images of bones
What is X-rays
theory states that Earth's continents were once joined and gradually moved apart
what is continental drift theory
process transports weathered rock and soil from one place to another by natural forces
What is erosion
timeline organizes Earth's history according to major geological and biological
What is geological time scale
circuit has a voltage of 24 V and a resistance of 6 Ω. What is the current
What is 4A
BONUS!!
+300
the name of the supercontinent that once contained most of Earth's landmasses
what is pangea
type of weathering occurs when minerals in rocks change because of chemical reactions with water, oxygen, or acids
What is Chemical wheathering
layer of an undisturbed sedimentary rock sequence is oldest
What is bottom layer
A device has a current of 3 A and resistance of 8 Ω. What voltage is supplied?
What is 24V
EM radiation has the highest frequency and greatest energy
What is Gamma rays
Two tectonic plates move away from each other.
What is divergent boundaries
BONUS!!
method determines the numerical age of a rock using radioactive decay
What is absolute dating
Two circuits have the same voltage. Circuit A has a resistance of 4 Ω, while Circuit B has a resistance of 12 Ω. Which circuit has the greater current?
What is circuit A
The sequence of EM radiation from lowest energy to highest energy
What is Radio waves (lowest energy, longest wavelength, Microwaves, Infrared, Visible light, Ultraviolet, X-rays, Gamma rays
An oceanic plate sinks beneath another plate
What is subduction
Plant roots growing into cracks in rocks and causing the rocks to break apart
What is biological weathering
Which era is commonly called the “Age of Reptiles”
What is Mesozoic Era