Science Chapter Review 1

Variable changed by the person doing the experiment

A statement that can be tested

Step by step approach to solving problems

Information you gather with your senses

The process of understanding the world around you

A scientist publishes the results of her experiments. Which science skill is she practicing?

• Observing

• Inferring

• Communicating

• Hypothesizing

What technology helps archaeologists to see a buried site before they begin excavating it?

• Mapmaking

• Digging

• Radar

• Experimenting

What is the first step in a commonly used scientific method?

• Forming a hypothesis

• Recognizing a problem

• Drawing conclusions

• Analyzing data

Why do scientists make maps of archaeological sites?

• To photograph artifacts

• To calculate the exact age of artifacts

• To record where the artifacts were found

• To discover artifacts

What is a standard used for comparison in an experiment called?

• A constant

• An independent variable

• A dependent variable

• A control