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Looking back
Building dams without care may __________ the natural flow of streams.
Using too many chemicals on farms can __________ the ecological balance of the soil.
Flowers make the environment beautiful and attract bees to __________ other plants.
Many species are __________ because of pollution and habitat loss.
Overfishing is causing some fish __________ to decrease in the ocean.
It’s fascinating to watch how forests look so different in spring, summer, fall, and winter.
We should all appreciate the rainforests for their role in preventing climate change.
Some animals adjust to their habitats by changing their color to blend in with the environment.
The Earth's crust, __________ is the outermost layer, is made up of solid rock.
The South Pole is a region __________ is not inhabited by humans, except for researchers.
Humans, __________ ancestors lived in caves, have developed complex societies over time.
Some park rangers, __________ work with local communities, teach people how to protect nature.
The nature reserve, __________ has many walking paths, is a great place for nature lovers.
Liam: Let’s start recycling our bottles. It’s good for the planet.
Lucy: I don’t really know how to do it.
Liam: It’s easy! We just need separate bins for plastic and glass.
Lucy: __________ Thanks for the idea!
Nathan: Let’s support wildlife conservation projects to prevent habitat loss.
Kevin: But don’t they cost a lot of money?
Nathan: We can donate a little bit each month. Every small contribution counts.
Kevin: __________ I’ll start donating.
What does this sign say?
What does this sign say?
What does this sign say?
What does this sign say?
What does this notice say?
Welcome to the marine park ✔ Please avoid leaving trash in the water. ✔ Do not use boats in protected areas. ✔ Respect the underwater plants and animals. |
What does this notice say?
Help keep our parks clean. Please take your trash with you and use recycling bins where available. |
What does this notice say?
Dear all, Please do not touch or feed the wildlife here. It is important to leave them in their natural habitat. Let's respect their space. Sincerely, Wildlife Conservation Team. |
The wildlife conservation team is __________.
What does this notice say?
Hi Lisa, I need help with the food chain project. Can you explain what happens if an animal at the top of the food chain disappears? Thanks, David |
David wants Lisa to __________.
Earth is the only planet with a single moon. (1) _______. It helps stabilize Earth's wobble, which has kept the planet's climate more stable for thousands of years.
Earth sometimes captures asteroids that orbit it for a few months or years. (2) _______. Some moons are created from rocks captured by planets, but the Moon formed in a different way. (3) _______. This debris came together to form the Moon. The Moon is the fifth largest moon in our solar system, with a radius of 1,738 kilometers. (4) _______.
A. These asteroids move around the Sun while staying in Earth's gravity
B. Since it is 384,400 kilometers from Earth, 30 planets the size of Earth might fit between them
C. A large rock hit Earth billions of years ago, and part of Earth's interior broke off
D. The brightest object in the night sky, our Moon, is essential to the stability of Earth
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