Skip to content
Prep
Freely
Home
TOEFL
IELTS
Guides
Log in
Sign up
P
Account
Profile
My progress
Settings
Log out
TOEFL
/
Listening practice
/ Section 8CAK
Listen to an Academic Talk
Listen to part of a talk in a materials science class.
Listen
26. According to the speaker, how do planes of atoms move when a metal deforms?
A
All at once across the whole plane
B
In pairs of opposing directions
C
Only at the surface of the metal
D
One line of atoms at a time