Erosion
Important Documents
This week in MATH
Vocabulary
Random Facts!
100

What is Erosion?

The movement of soil, rocks, and sediment from one place to another.

100

What important document is the supreme law of the United States?

The Constitution

100

Use expanded form to find 243 + 125.

368 — (200 + 100) + (40 + 20) + (3 + 5)

100

Which word means very strong or powerful?

Mighty

100

How many legs does an insect have?

6 legs

200

Name two natural forces that cause erosion.

Wind, water, ice, or gravity. (Any two)

200

What is the purpose of a treaty?

To end a conflict.

200

Find 458 + 276. Did you regroup? (Also write yesor no)

734 (YES)

200

Fill in the blank: “We ______ at the beautiful rainbow because we had never seen one so bright.”


Just write the vocabulary word!

Marveled — looked at something with wonder or amazement.

200

What planet is known as the Red Planet?

Mars

300

How does heavy rain cause erosion?

Rainwater washes away soil and small rocks, moving them to another location.

300

What type of document outlines agreements and grants certain rights?

A charter.

300

Find 732 − 458.

274


300

A feast has delicious foods, fancy decorations, and beautiful plates. Which vocabulary word describes it? Use that word in a sentence.

Sumptuous — rich, luxurious, or impressive. Example: “We enjoyed a sumptuous feast.”

300

What is the largest animal on Earth?

The blue whale

400

What happens to the small pieces of rock and soil after erosion moves them to a new location?

They are deposited somewhere else through a process called deposition.

400

What system in the Constitution prevents one branch of government from becoming too powerful?

Checks and balances.

400

Find 5,002 − 2,786. Show how you regroup across the zeros.

2,216

400

Draw it! Choose sumptuous, marveled, hoard, or mighty. Draw a picture that shows its meaning, then use the word in a sentence about your drawing.

(Your entire group MUST choose the same word!)

Answers vary. Award points for a drawing and sentence that correctly show the word’s meaning.

400

What is the only mammal that can truly fly?

A bat! 🦇

500

A rock breaks into small pieces. The pieces are carried away and eventually settle in a new place. Name the three processes in order.

Weathering → Erosion → Deposition

500

Why was the Mayflower Compact an important document in American history?

It established an early agreement for self-government, allowing colonists to make rules and decisions together.

500

The school collected 2,475 cans on Monday and 1,368 cans on Tuesday. Its goal is 5,000 cans. How many more cans does it need?

1,157 cans — 2,475 + 1,368 = 3,843; 5,000 − 3,843 = 1,157

500

Which sentence uses hoard correctly? Explain your choice.

A. The squirrel decided to hoard nuts for the winter.
B. We hoard across the playground at recess.
C. The cake tasted very hoard.

Answer: A. Hoard means to collect and store a large amount of something for later use.

500

Which sense helps you tell whether a lemon is sour?

Answer: Taste.

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