Expanding Universe

1. What did you do in this lab? In this lab, we learned about how the universe is constantly expanding and getting bigger every second. We used a balloon to represent this change. 2. What did the ballon and the dots represent? We used the ballon to represent the universe and the dots to represent […]

2 types of charge

What charge does vinyl carry? When? When rubbed together with wool, vinyl carries a negative charge. What charge does acetate carry? When? When rubbed together with cotton, acetate carries a positive charge. What happens when two positively charged objects are close together? When two positively charged objects are close together, they repel one another. What […]

Compounds – Calcium Oxide

Compound Name(s): Calcium Oxide, Lime, Quicklime Formula: CaO Physical Properties: -Solid, powder, white to pale yellow/brown, oderless -Density: 3.34 cm3 -Boiling point 2,850 °C -Melting point 2,572 °C Chemical Properties: -When dissolved in water, it creates Calcium Hydroxide Ca(OH)2 -Calcium Oxide will react with Carbon Dioxide to form Calcium Carbonate CaCO3 Uses for Calcium Oxide: Calcium oxide […]

Matter Matters

Matter Matters Define: challenge was to inform people about matter in an engaging way. Dream: PowerPoint, Presentation, kahoot, poster, video. Design and deliver: we made a PowerPoint presentation and we delivered it over edublog. Debrief: we worked as a team and found ways to present in an entertaining way. Creativity of presenting could have been a […]

Oobleck Lab

1. Describe the properties of Chemical A and Chemical B. Chemical A properties: white, powder, soft material, solid, smells like corn starch. Chemical B properties: clear (transparent), wet, liquid, smells like nothing. 2.  Describe the properties and behavior of Oobleck. Oobleck properties:  To the human eye, it appears to be a white, creamy liquid. Then […]