Examlex
The helium flash is the cause of some supernovae.
Birth Defect
A physical or biochemical abnormality that is present at birth and can lead to disabilities or health problems.
Nature Versus Nurture
A debate concerning the relative importance of an individual's innate qualities versus personal experiences in determining or causing differences in physical and behavioral traits.
Interaction
The dynamic process by which two or more entities engage with each other, often leading to changes or influences on one another's behavior.
Spontaneous Abortion
The medical term for a miscarriage, referring to the natural loss of a pregnancy before the fetus can survive outside the uterus.
Q2: Ionization from the _ star in the
Q6: If the redshift of a quasar were
Q18: This star-like radio-quiet object shown above in
Q25: The above image of the Sun is
Q35: in the following cartoon image of Orion,
Q41: During the first moments of the big
Q81: T Tauri stars are in hydrostatic equilibrium.
Q93: Any element heavier than helium is collectively
Q97: In the orbital plane of a binary
Q132: If a quasar has a redshift of