Are You Ready For 4th Grade?

Explanation
"Knowledge" is a noun because it refers to a specific thing or concept. It is a word that represents information, facts, or understanding about a particular subject. It can be seen as a thing that can be possessed or acquired, making it a noun in this context.

Explanation
The correct spelling of the word is "Wednesday."

Explanation
The book title "Dolphins and Sharks" is from a non-fiction text because it suggests a topic that is based on real-life animals. Non-fiction texts are known for providing factual information about various subjects, such as animals, history, or science. In this case, "Dolphins and Sharks" implies that the book would contain information about these marine creatures, making it a non-fiction title.

Explanation
Idaho is the correct answer because it is the state that is located to the west of our current state.

Explanation
Cumulus clouds are large, puffy clouds with a flat base and a rounded top. They are often associated with fair weather, but can also develop into thunderstorms. The other options, Cumin, Caldecott, and Cluster, are not types of clouds.

Explanation
The given shape cannot be described as a pentagon, octagon, or pyramid because it does not have the necessary number of sides or dimensions. However, it closely resembles a trapezoid, which is a quadrilateral with one pair of parallel sides. Therefore, trapezoid is the best name to describe this shape.

Explanation
The bottom part of a fraction is called the denominator. It represents the total number of equal parts that make up a whole. In a fraction, the numerator is the number that represents the part of the whole that is being considered. The denominator is always written below the fraction line.

Explanation
The given sentence is an interrogative sentence because it is asking a question. It is seeking information about yesterday's Word of the Day. Interrogative sentences typically end with a question mark and are used to gather information or seek clarification.

Explanation
The correct name for an animal without a backbone is an invertebrate. Invertebrates make up the majority of animal species and include creatures such as insects, worms, jellyfish, and mollusks. These animals lack a vertebral column, which is the defining characteristic of vertebrates. Invertebrates have adapted to a wide range of environments and have diverse body structures and modes of locomotion. Their lack of a backbone allows for greater flexibility and diversity in their body plans.