Find the strength of the steel in compression fs’

A student sets up a photosynthesis experiment using two identical test tubes containing aquatic plants and a carbon dioxide indicator solution (e.g., bromothymol blue): Tube 1 is placed in bright light Tube 2 is placed in complete darkness After several hours, the student observes the following: Tube 1: The solution turns blue Tube 2: The solution turns yellow What is the best explanation for these observations? A) Tube 1 absorbed more water, which caused the indicator to change color.B) Tube 2 produced more oxygen, increasing the pH of the solution.C) Tube 1 underwent photosynthesis, removing CO₂ and raising the pH.D) Tube 2 absorbed more carbon dioxide, decreasing the pH.

What is a useful way to integrate social studies and technology?  

What is a caring community of learners?  

Identity, action, and justice are all part of  

Which type of question is “Why do you think the girl in the story cried?”  

A consequence that is directly related to a specific infraction is called a _____________________________________.

Which is a curriculum derived from research evidence about what kinds of learning outcomes relate to later achievement, and what types of teaching and learning experiences help children achieve those outcomes?  

The first step in the process to find out which children are at risk for a disability would be which of the following?  

How can a teacher promote children’s developing friendships?