DONOW Complete RM 8 Volume 0 8 th
- Slides: 9
DO-NOW Complete RM 8 Volume 0 8 th Grade Science Record the mass of the object on the grid.
Mass of an Object What is the mass of the object? Use the grid below for your answer. 8 th Grade Science
Mass of an Object 8 th Grade Science
Today’s Schedule 1. Do-Now 2. Lab: Identify the Identity of an Unknown Substance 3. Writing our Letter 8 th Grade Science Objectives: Today we will… -Use water displacement to find the volume of an object. -Calculate density to identify an unknown substance. Dark Matter Essential Questions: -It what ways can we describe the properties of substance? -How do we calculate density?
8 th Grade Science Mrs. Fillpot was given a metal sample by a jeweler. The jeweler said that the price of gold was $40. 42 per gram. He told her it would give her a deal and only charge her $100 for the gold sample in the box. 1. Should Mrs. Fillpot give the jeweler $100 for the sample? 7. 4. 5. 2. 3. 6.
8 th Grade Science Identify the Unknown Metal Problem: Our problem is that… 1. 7. Materials: 4. 5. 2. Density of Metals Substance Aluminum Brass Copper Gold Iron Lead 6. Density (g/cm 3) 2. 64 8. 55 8. 68 19. 29 7. 77 11. 34
8 th Grade Science Identify the Unknown Metal 1. Procedure: 1. Find the mass of the sample with the triple-beam balance. 2. Find the volume of the sample, using water displacement. 7. 4. 5. Formulas: Volume= Final volumeinitial volume. 2 Density = mass (g) volume (m. L) Data: Mass of Sample =______ Volume of Sample=_______ 6. Density of Metals Substance Aluminum Brass Copper Gold Iron Lead Density (g/cm 3) 2. 64 8. 55 8. 68 19. 29 7. 77 11. 34
8 th Grade Science Dear Mrs. Fillpot, 1. Today in science we… The metal sample we tested had a mass of… The metal sample we tested had a volume of… We calculated density by… In conclusion, the identity of the sample is… Based on our measurements, our team recommends that… Sincerely,
How did we… 1. Do-Now 2. Lab: Identify the Identity of an Unknown Substance 3. Writing our Letter 8 th Grade Science Objectives: Today we will… -Use water displacement to find the volume of an object. -Calculate density to identify an unknown substance. Dark Matter Essential Questions: -It what ways can we describe the properties of substance? -How do we calculate density?