2nd Grade Checkpoint 2

Front

What is the Waxing Gibbous Moon?

Back

The Waxing Gibbous Moon is a phase of the moon when it is more than half illuminated but not yet full.

Front

What can be used to represent the Sun in a model?

Back

A lamp can be used to represent the Sun because it provides light and heat.

Front

What equipment do we use to see another planet from Earth?

Back

A telescope is used to see another planet from Earth.

Front

What happens when you hit a ruler?

Back

Hitting the ruler causes it to vibrate, which creates sound.

Front

What does the lamp provide in a model of the Sun, Earth, and Moon?

Back

The lamp will supply heat and light.

Front

What is the New Moon?

Back

The New Moon is a phase of the moon when it is not visible from Earth.

Front

What is the First Quarter Moon?

Back

The First Quarter Moon is a phase when half of the moon is illuminated and visible.

Front

What is the Waxing Crescent Moon?

Back

The Waxing Crescent Moon is a phase when a small sliver of the moon is illuminated.

Front

What is a model in science?

Back

A model is a representation of an object or system used to help understand how it works.

Front

Why do we use models in science?

Back

We use models to simplify complex systems and make them easier to understand.