DAY 1
Day 1
Describe speed with a real-world example.

MIND · 3 DAYS
Practice one constructive action at a time. Restarting never removes XP or past achievements.
No attempt started yet. · Previously rewarded days cannot earn XP twice.
DAY 1
Describe speed with a real-world example.
DAY 2
Solve one force problem using F = ma.
DAY 3
Check the units in a worked energy problem.