The earliest scientists believed that life came into existence suddenly and without explanation. This is called -

• spontaneous generation.

• biogenesis.

• abiogenesis.

• endosymbiosis.

What is the name for the mechanism by which living organisms reproduce?

• Abiogenesis

• Biogenesis

• Panspermia

• Viviparity

Tags

NGSS.HS-LS4-2

The two main different theories as to how life came about on Earth are ______ and ______. (Separate answers with a comma).

List three characteristics of life:

Tags

NGSS.HS-LS1-3

NGSS.HS-LS2-5

Which is NOT a step of the scientific method?

• Experiment setup

• Data collection

• Publication of results

• Observation

Tags

NGSS.HS-PS1-3

Briefly explain the difference between a theory and a hypothesis.

True or False: Media are biased towards negative results in an experiment

• True

• False

What is nuclear fission?

• Atoms are exploded

• Atoms are split apart

• Atoms are converted to ions

• Atoms are squished together

Tags

NGSS.HS-PS1-8

Scientists briefly believed fusion at room temperature was possible. This was known as:

In Einstein's equation. the "m" signifies:

• Molarity

• Momentum

• Mass

• Motion