2024 First Semester Exam REVIEW

Front

An appropriate tool to measure distance is ____

Back

Metric Ruler

Front

What is a chemical change?

Back

A process where a new substance is formed.

Front

How would you classify a change that forms a new substance?

Back

As a chemical change because a new substance is formed.

Front

The dog has four legs. This is an example of ____

Back

Observation

Front

Speed is defined as ____ / time

Back

distance

Front

What is the definition of speed?

Back

The distance traveled per unit of time.

Front

What is an example of a physical change?

Back

Melting ice.

Front

What is an example of a chemical change?

Back

Burning wood.

Front

What distinguishes a chemical change from a physical change?

Back

A chemical change results in the formation of new substances.

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time