Examlex
Process of Science: What is a basic assumption that is made when we measure stellar masses by observing their orbits?
Experimental Group
A group of subjects in an experiment who are exposed to the variable under investigation, to test a hypothesis.
Confirm
To establish the truth, accuracy, validity, or genuineness of something.
Predictions
The act of forecasting future events or outcomes based on current or past data.
Confounding Variables
External factors that can affect the outcome of an experiment, making it unclear whether the results are due to the independent variable or some other influence.
Q30: Our Sun will likely undergo a nova
Q36: What makes up the interstellar medium?<br>A)open clusters<br>B)O
Q44: Suppose you read somewhere that 10 percent
Q47: Viewed from Pluto,the Sun would appear more
Q52: The proton-proton chain converts four hydrogen nuclei
Q60: Which of the following is not a
Q75: The choices below each describe the appearance
Q88: Which star looks reddest in color?
Q97: The intricate patterns visible in an X-ray
Q115: What do sunspots,solar prominences,and solar flares all