
PW2 - Unit 7 - Writing
Quiz by Ms. Nhien
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
When the temperature in the clouds _____ (be) very low, the vapor in the air _____ (freeze) and _____ (turn) into tiny ice crystals.
When the tiny ice crystals _____ (collide), they _____ (stick) together in clouds and _____ (form) snowflakes.
Each snowflake _____Â (start) out very small and then _____ (grow) bigger.
When the snowflakes _____Â (become) too heavy, they _____ (fall) to the ground.
After snow _____ (fall) to the ground, it either _____ (melt) or _____ (stay) frozen, depending on the land surface temperature.