front 1 compact | back 1 To press or squeeze together |
front 2 rock layer | back 2 A thick sheet of rock made from the same material |
front 3 cement | back 3 To stick together when forming rock |
front 4 sedimentary | back 4 Rock formed when sediment compacts and cements over time |
front 5 sediment | back 5 Small pieces of rock like sand, silt, or mud |
front 6 model | back 6 Something scientists create to explain or understand real-world ideas |
front 7 observation | back 7 Something you notice using your 5 senses |
front 8 fossil | back 8 A preserved clue about life from the past found in rock |
front 9 inference | back 9 A conclusion you figure out using observations + what you already know |
front 10 geologist | back 10 A scientist who studies rocks and the solid part of Earth |
front 11 Examples of Observation: (using your senses (see, hear, feel, smell, taste) | back 11 ● The fossil was white. |
front 12 Examples of Inference: a smart guess based on observations) | back 12 ● The fossil came from a large dinosaur. |
front 13 Where Fossils Are Found? | back 13 mostly found in sedimentary rock. |
front 14 How Sedimentary Rock Forms 1. _____________sinks in water. 2. More sediment ____________ up on
top. 3. Layers ________________ (get pressed together). | back 14 Sediment, piles, compact, cement, thicker |
front 15 1. The organism ________. 2. The organism becomes covered by
________. 3. Sediment ___________ and turns into rock. | back 15 dies, sediment, compacts, fossil, fossil |