Magnetic Fields
Light Waves
Energy, Force & Motion
Natural Selection
100
How do the magnets need to be positioned in order for them to repel?
The north poles need to be facing the same directions.
100
Yellow flowers appear yellow because....
They reflect yellow light
100
The energy of motion
kinetic energy
100
Individuals inherit their ______ from their parents
genes
200
The direction the trains will move
Away from each other
200
The _______ of a wave determines its intensity or strength.
amplitude
200
The ability to make things move or change
energy
200
a trait that makes it more likely that an individual will survive in a specific environment
adaptive trait
300
What causes a compass needle to always point towards the North Pole?
Earth's geomagnetism
300
The distance between two peaks on one wave is called ________.
wavelength
300
Energy that is stored in an object or system
potential energy
300
This introduces variation to DNA.
mutation
400
Would the potential energy decrease or increase more easily if the magnets were closer to each other?
The potential energy would increase
400
When looking at a graph for a light wave, ______ tells you the type of light.
wavelength
400
Velocity is...
speed in a particular direction
400
The number of individuals with each trait in a population
distribution
500
What causes Earth's geomagnetism?
Earth has an inner core of solid iron surrounded by an outer core of liquid iron. The heat from the inner core causes the liquid iron to move, producing a magnetic field.
500
Pedro has a special type of glass that he wants to melt. He wonders if light can cause the glass to melt. The list below shows what happens when different types of light hit the glass. Which one will melt the model?
A. Infrared light- Absorbed by the glass.
B. Yellow light- Reflected off the glass.
C. X-ray light- Transmitted through the glass.
A. Infrared light- Absorbed by the glass.
500
An object with less mass collides into an object with more mass. Which object will have the great change in velocity?
the object with less mass
500
Natural selection is the process by which individuals better suited for their environment....
survive longer and reproduce more