Izquierda
Fill in the blank: Animals with backbones are called ________.
Vertebrates
Fill in the blank: The ________ Canal shortened travel time between the Atlantic and Pacific Oceans.
Panama
Fill in the blank: Plants that produce cones instead of flowers are called ________.
Gymnosperms
Multiple Choice: Which is a way scientists classify plants?
A) By color only
B) By seed or spore production
C) By habitat
B) By seed or spore production
Multiple Choice: Why were cattle trails important to the U.S. economy?
A) They connected cities to waterways
B) They supplied beef to the North and East
C) They provided land for farming
B) They supplied beef to the North and East
Open-ended: How did George Washington Carver’s inventions help farmers?
He found new uses for crops (like peanuts, sweet potatoes) and promoted crop rotation to improve soil.
Fill in the blank: The explosion of the USS ________ in Cuba helped start the Spanish-American War.
Maine
Which group of animals lays eggs, has feathers, and hollow bones?
Birds
Multiple Choice: Why was the Panama Canal important for the United States?
A) It created jobs for farmers
B) It made travel and trade faster
C) It ended the Civil War
B) It made travel and trade faster
Fill in the blank: Over __% of the animals on Earth are invertebrates.
90
Open-ended: Why are bats considered mammals even though they fly like birds?
They have fur, give live birth, and feed milk.
Fill in the blank: After the Civil War, cowboys moved cattle along ________ to railroads for shipment.
Cattle trails
Which inventor created the telephone?
Alexander Graham Bell
Fill in the blank: Less than __% of the animals on Earth are vertebrates.
10
Which of these is NOT a vertebrate?
A) Shark
B) Frog
C) Earthworm
C) Earthworm
Fill in the blank: Most immigrants who came to the United States came from _____
Euope
Fill in the blank: Plants that use spores to reproduce are called ________.
Non-seed plants
Name a type of seeded plant.
(answers may vary)
Open-ended: Compare reptiles and amphibians. How are they alike? How are they different?
Both are cold-blooded; reptiles have scales and leathery eggs, amphibians have moist skin and metamorphosis.
What were the living conditions like on the ships when immigrants traveled to America?
Dirty and Crowded
Open-ended: Why is a whale grouped with mammals instead of fish?
Whales breathe air, give live birth, and produce milk.
What are the five categories scientists use to classify vertebrates?
Mammal
Reptiles
Fish
Amphibians
Birds
Open-ended: Which inventor do you think had the biggest impact on American life, and why?
Student answers will vary
Open-ended: Why do scientists classify plants and animals instead of studying each species separately?
It makes it easier to compare, organize, and understand relationships.
Draw a picture of an invertebrate.
(eye emoji)