Which of the following is an observation about B The grasshoppers that a science – class could have made on their nature walk? A The grasshoppers will live longest in a container grasshoppers are filled with plants. B The grasshoppers are green with long back legs green with long back and antennae. C The grasshoppers will probably eat more grass legs than tree leaves. D The grasshoppers all hatched from eggs laid the year before. Three baseball players investigate to see who can throw a baseball the farthest. They mark off an area on the D Spot from which – playground for their investigation. Which should they keep constant? players throw A Height of players B Color of the baseballs thrown C Order in which the players throw Spot from which players throw D Students notice that in the fall leaves of sugar maple trees turn red, but the leaves of black oak trees turn brown. The F an observation students are making — – F an observation G a conclusion H a prediction J an inference Students want to learn which of two soils holds more water. They put clay in one bottle and sand in the other. Then they put equal amounts of water in the bottles. Some of the water drained into beakers. A Type of soil – Which of these is the manipulated, independent variable? A Type of soil B Type of beaker C Amount of water D Number of bottles
Which of the following is an observation about grasshoppers that a science class could have made on their nature walk? A The grasshoppers will live longest in a container filled with plants. B The grasshoppers are green with long back legs and antennae. C The grasshoppers will probably eat more grass than tree leaves. D The grasshoppers all hatched from eggs laid the year before. B – The grasshoppers are green with long back legs Three baseball players investigate to see who can throw a baseball the farthest. They mark off an area on the playground for their investigation. Which should they keep constant? A Height of players B Color of the baseballs thrown C Order in which the players throw D Spot from which players throw D – Spot from which players throw Students notice that in the fall leaves of sugar maple trees turn red, but the leaves of black oak trees turn brown. The students are making — F an observation G a conclusion H a prediction J an inference F – an observation Students want to learn which of two soils holds more water. They put clay in one bottle and sand in the other. Then they put equal amounts of water in the bottles. Some of the water drained into beakers. Which of these is the manipulated, independent variable? A Type of soil B Type of beaker C Amount of water D Number of bottles A – Type of soil