Physical Science Unit 2 Day 4

Learning Objective: Students will learn about properties of matter by doing a study guide and will interpret their thoughts in writing using technical vocabulary (covalent bonds, ionic bonds, electronegativity, valence electrons, ions, molecules, compounds) and science ideas (energy and matter).



Questions:

1. What have you learned about matter (atoms, elements, molecules, compounds) so far? 
2. Which element is more reactive: K or O? Why?
3. How many bonds should be drawn in the Lewis-dot structure for BH₃?

Answer choices for number 3:

	A. 1 B. 2 C. 3 D. 8 Exit Ticket for Day 4:  What have we been learning during unit 2? (summarize) How do you think unit 1 connects to unit 2 learning?