Skip to content
free
K
1
2
practice
Home
Math
English
Science
Social Studies
Contact
Language
English
Español
Sign In
/
Science
/
Grade 4
/
Use Digital Models and Simulations
Worksheet
Grade Level
Grade 4
4.69 Use Digital Models and Simulations
0%
Skill Level
🔴 Hard
00:00
Progress to Next Level
25% to Medium
Easy
Medium
Hard
Mastery
100%
A beach erosion model shows waves hitting the base of a cliff. Which annotation is the strongest?
A
The cliff chooses to fall because it is old.
B
Sand makes the cliff grow taller right away.
C
Waves never change landforms.
D
Repeated wave action removes rock at the cliff base, so the shoreline slowly changes.
Submit Answer