What do we mean by a mass extinction?
A) an extinction caused by the impact of an asteroid or comet
B) the extinction of a large fraction of the world's plant and animal species in a relatively short period of time
C) the extinction of any species of plant or animal that has mass
D) the extinction of large animals, such as dinosaurs
Correct Answer:
Verified
Q1: What do asteroids and comets have in
Q2: Pluto is most like a
A)comet.
B)star.
C)jovian (gas giant)planet.
D)terrestrial
Q4: What evidence led astronomers to conclude that
Q5: An icy leftover planetesimal orbiting the Sun
Q6: Why didn't a planet form where the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents