Earth Science Final FINAL Fall 2024

Front

What is evidence in scientific terms?

Back

Evidence refers to data and observations that support a claim.

Front

What is a claim in science?

Back

A claim is a statement that answers a scientific question.

Front

What is the primary element that stars fuse early in their life cycle?

Back

Hydrogen.

Front

What stage comes after a main sequence star?

Back

Red giant.

Front

What elements are found in a star's spectra if it shows only Calcium?

Back

Calcium only.

Front

What is the definition of a red giant?

Back

A red giant is a late stage in the life cycle of a star, characterized by expansion and cooling.

Front

What is the role of hydrogen in stars?

Back

Hydrogen is the primary fuel for nuclear fusion in stars.

Front

What is a nebula?

Back

A nebula is a giant cloud of dust and gas in space, often the birthplace of stars.

Front

What is a white dwarf?

Back

A white dwarf is a small, dense star that is the remnant of a star that has exhausted its nuclear fuel.

Front

What is a black dwarf?

Back

A black dwarf is a theoretical stellar remnant that occurs when a white dwarf has cooled sufficiently.