Practice Test 3 - 2nd Grade Science
19 questions. Answer them in any order, then submit to see your score and every explanation.
- Jamal learned waves wash sand away; what happens to the beach?
- At recess, Maya sees kids argue about swing turns. What is the problem to solve?
- Sofia observed a forest in spring. How did she record her observations?
- Original: a castle built with 10 blocks. New: same 10 blocks make a house. Which is true?
- Amir's class has a problem: art supplies fall off the shelf and roll away. Amir asks questions to understand the situation. How do questions help Amir understand the problem?
- Keisha saw a bird drop berry seeds in its poop far away. How does the plant benefit?
- Use the evidence. What does the data show plants need to stay green?
- Keisha watched a bird fly after eating fruit. How does the plant benefit?
- Amir watched a butterfly drink nectar from two flowers. How does the butterfly help the flowers?
- Sofia watched a bird eat berries. How does the bird help the plant?
- Chen observed a meadow in summer. What living things are in this habitat?
- Make a claim using evidence: which changes can change back, and which cannot change back?
- Amir sketched a boot tray. Why is the bottom slanted?
- Amir made a sandbox model. What does the lower middle area represent?
- Emma predicts what will happen. Which prediction fits this plan?
- Maya must water tiny seeds gently. Test results: A spray 30s/cup, gentle; B can 10s/cup, makes holes. Which design works better, and why?
- Emma drew a sketch to stop paint brushes rolling off. How do round holes help?
- A raw egg was heated in a pan and changed into a cooked egg. Can it change back?
- Maya saw puddles after rain and a pond in the park. Where did she see water?