Ionic bonds are found in calcite. What could this suggest about its physical properties?
A) It is bright white.
B) It is malleable.
C) It is a conductor of electricity.
D) It is a softer mineral.
Question 2
Why do shadows result in TEM images?
A) Light does not pass through the atoms, resulting in shadows.
B) Electrons are stopped by atoms, resulting in shadows.
C) There are no objects for the electrons to hit, which results in shadows.
D) Electrons pass through the atoms, resulting in shadows.