6th Science Final

Front

What are opaque materials?

Back

Opaque materials block light.

Front

What state of matter is lightning?

Back

Lightning is a form of plasma.

Front

What carries a positive charge in an atom?

Back

A positive charge is carried by protons.

Front

What are the two main types of mechanical waves?

Back

Transverse waves and longitudinal waves.

Front

What is the center of an atom called?

Back

The center of an atom is called the nucleus.

Front

What is the definition of a solid?

Back

A solid has a definite shape and volume.

Front

What is the definition of a liquid?

Back

A liquid has a definite volume but takes the shape of its container.

Front

What is the definition of a gas?

Back

A gas has no definite shape or volume.

Front

What is the process of photosynthesis?

Back

Photosynthesis is the process by which plants convert sunlight into energy.

Front

What is an example of a renewable energy source?

Back

Solar energy is an example of a renewable energy source.