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Which of the following is always an important part of an experiment?
to communicate their work to other scientists
making observations
using time/space relationships
Bubbles are forming and rising.
The scientist must observe the insect population throughout the year.
make observations → develop an idea → obtain evidence → suggest an explanation
identifying and controlling variables
measuring cup
Which statement demonstrates the most scientific observation?
to communicate their work to other scientists
making observations
using time/space relationships
Bubbles are forming and rising.
The scientist must observe the insect population throughout the year.
make observations → develop an idea → obtain evidence → suggest an explanation
identifying and controlling variables
measuring cup
Each measuring tool is designed to measure a specific property of an object or material. Which of these tools can be used to measure the volume of a material?
to communicate their work to other scientists
making observations
using time/space relationships
Bubbles are forming and rising.
The scientist must observe the insect population throughout the year.
make observations → develop an idea → obtain evidence → suggest an explanation
identifying and controlling variables
measuring cup
Aaron inferred that a train was approaching rapidly based on the way the noise from the train sounded. Which other skill is Sanjay using?
to communicate their work to other scientists
making observations
using time/space relationships
Bubbles are forming and rising.
The scientist must observe the insect population throughout the year.
make observations → develop an idea → obtain evidence → suggest an explanation
identifying and controlling variables
measuring cup
Imagine that a scientist suggests that the size of an insect population depends on the temperature. What observations must this scientist make in order to collect evidence to support his or her hypothesis?
to communicate their work to other scientists
making observations
using time/space relationships
Bubbles are forming and rising.
The scientist must observe the insect population throughout the year.
make observations → develop an idea → obtain evidence → suggest an explanation
identifying and controlling variables
measuring cup
Scientists always develop a plan when they try to learn something about our natural world. Which sequence correctly shows the steps scientists follow in their plan?
to communicate their work to other scientists
making observations
using time/space relationships
Bubbles are forming and rising.
The scientist must observe the insect population throughout the year.
make observations → develop an idea → obtain evidence → suggest an explanation
identifying and controlling variables
measuring cup
In science, we often gather information with our senses by watching, listening, smelling, and touching. For example, you may record how the color of a flower changes. What is this process called?
to communicate their work to other scientists
making observations
using time/space relationships
Bubbles are forming and rising.
The scientist must observe the insect population throughout the year.
make observations → develop an idea → obtain evidence → suggest an explanation
identifying and controlling variables
measuring cup
Scientists usually write reports about their investigations. Why do they do this?
to communicate their work to other scientists
making observations
using time/space relationships
Bubbles are forming and rising.
The scientist must observe the insect population throughout the year.
make observations → develop an idea → obtain evidence → suggest an explanation
identifying and controlling variables
measuring cup
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