IPC Semester exam review

Front

What is the metric system?

Back

A decimal-based system of measurement used internationally, which includes units such as meters, liters, and grams.

Front

What are the base units of the metric system?

Back

The base units include meter (length), kilogram (mass), second (time), liter (volume), and ampere (electric current).

Front

What is the purpose of prefixes in the metric system?

Back

Prefixes are used to denote multiples or fractions of base units, making it easier to express large or small quantities.

Front

What happens to the net force when forces on an object are balanced?

Back

The net force is zero, meaning the object remains at rest or continues to move at a constant velocity.

Tags

NGSS.HS-PS2-1

Front

Why is it important to tie back long hair in a lab?

Back

To prevent hair from catching fire or getting caught in equipment, ensuring safety during experiments.

Front

What is the significance of using the metric system in science?

Back

The metric system provides a standard way of measuring that is universally understood, facilitating communication and comparison of data.

Front

How do you convert between metric units?

Back

To convert between metric units, you multiply or divide by powers of ten, depending on whether you are moving up or down the scale.

Front

What is the formula for calculating speed?

Back

Speed = Distance / Time.

Tags

NGSS.MS-PS3-1

Front

What is the importance of safety equipment in a lab?

Back

Safety equipment protects individuals from potential hazards, such as chemicals, heat, and sharp objects.

Front

What is the role of a hypothesis in scientific experiments?

Back

A hypothesis is a testable prediction about the relationship between variables, guiding the direction of the experiment.