Physical Science Mid-term Review

Front

What is the charge of a neutron?

Back

A neutron has no charge.

Front

What is the first step in the scientific method?

Back

The first step in the scientific method is usually asking a question.

Front

What unit is length usually measured in?

Back

Length is usually measured in meters.

Front

What type of mixture are Fruit Loops, pizza, and Skittles examples of?

Back

They are examples of heterogeneous mixtures.

Front

How is matter defined?

Back

Matter is defined as anything that has mass and takes up space.

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is a hypothesis?

Back

A hypothesis is a proposed explanation for a phenomenon, which can be tested through experimentation.

Front

What is the difference between a homogeneous and heterogeneous mixture?

Back

A homogeneous mixture has a uniform composition throughout, while a heterogeneous mixture has distinct, separate components.

Front

What is mass?

Back

Mass is a measure of the amount of matter in an object, typically measured in grams or kilograms.

Front

What is the purpose of collecting data in an experiment?

Back

Collecting data helps to support or refute a hypothesis and provides evidence for conclusions.