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Tectonic activity causes potential energy to build up in the crust. An earthquake occurs when this potential energy is released within the crust. Which statement best describes what happens when the energy is released?
The control group is matched with the experimental group except for the one experimental variable.
It is the variable in an experiment that is changed in order to test the hypothesis.
It generates seismic waves that spread out in all directions around Earth.
changes in response to the change the scientists makes to the independent variable
black
steel
temperature of the air increases
the wavelength increases from bottom to top
An apple appears red when struck by white light. This appearance is because the red light is reflected and the other colors are absorbed. What color will this apple appear to be when struck by blue light?
The control group is matched with the experimental group except for the one experimental variable.
It is the variable in an experiment that is changed in order to test the hypothesis.
It generates seismic waves that spread out in all directions around Earth.
changes in response to the change the scientists makes to the independent variable
black
steel
temperature of the air increases
the wavelength increases from bottom to top
The dependent variable in an experiment
The control group is matched with the experimental group except for the one experimental variable.
It is the variable in an experiment that is changed in order to test the hypothesis.
It generates seismic waves that spread out in all directions around Earth.
changes in response to the change the scientists makes to the independent variable
black
steel
temperature of the air increases
the wavelength increases from bottom to top
Which describes what happens when sound waves become louder?
The control group is matched with the experimental group except for the one experimental variable.
It is the variable in an experiment that is changed in order to test the hypothesis.
It generates seismic waves that spread out in all directions around Earth.
changes in response to the change the scientists makes to the independent variable
black
steel
temperature of the air increases
the wavelength increases from bottom to top
Which of the following is the best description of a control for an experiment?
The control group is matched with the experimental group except for the one experimental variable.
It is the variable in an experiment that is changed in order to test the hypothesis.
It generates seismic waves that spread out in all directions around Earth.
changes in response to the change the scientists makes to the independent variable
black
steel
temperature of the air increases
the wavelength increases from bottom to top
Which of the following is true of the independent variable in an experiment?
The control group is matched with the experimental group except for the one experimental variable.
It is the variable in an experiment that is changed in order to test the hypothesis.
It generates seismic waves that spread out in all directions around Earth.
changes in response to the change the scientists makes to the independent variable
black
steel
temperature of the air increases
the wavelength increases from bottom to top
Through which medium does sound travel the fastest?
The control group is matched with the experimental group except for the one experimental variable.
It is the variable in an experiment that is changed in order to test the hypothesis.
It generates seismic waves that spread out in all directions around Earth.
changes in response to the change the scientists makes to the independent variable
black
steel
temperature of the air increases
the wavelength increases from bottom to top
The speed of sound through air increases as the:
The control group is matched with the experimental group except for the one experimental variable.
It is the variable in an experiment that is changed in order to test the hypothesis.
It generates seismic waves that spread out in all directions around Earth.
changes in response to the change the scientists makes to the independent variable
black
steel
temperature of the air increases
the wavelength increases from bottom to top
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