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by BlastRoom
How soil holds plants in place, supplies water and nutrients, and what lives in it.
#soil#us_grade_3_science
20 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
Answer to place stones and capture territory.
Outrun the snow together.
Earn blasts, then hunt the other team.
Answer to earn energy, then climb.
The class blasts through walls together.
Bid on mystery lots. Most money wins.
Sell tours. Nice, standard, or a total scam.
Answer, restock, and serve the rush.
More correct answers pulls the rope your way.
Answer, then shoot down the alien wave.
Answer, then tap to leap the frozen ridge.
A young tree stays standing in the ground even when a strong wind pushes on it. What is the soil doing?
The roots of a garden plant spread through damp soil all summer. What do the roots take in there?
Earthworms tunnel through a garden bed all summer long. What do their tunnels do for the soil?
Dead leaves on a forest floor slowly break apart into dark crumbs. What are the decomposers in the soil doing?
Ants carry small bits of dead leaves down into their nests in the soil. What does that do for the soil?
A bare hillside is planted with thick grass whose roots grow through the top of the soil. What do those roots do for the soil?
The soil in a forest is dark and full of rotted leaves and dead insects. What does that rotted material give the plants there?
A tree growing in thin soil over solid rock will most likely grow as big as a tree in deep soil.
Seeds sprout on a path where many feet have packed the soil down hard. How will those seedlings most likely grow?
A flower is planted in dry, sandy soil and watered once each day. Why does it still wilt?
One tomato plant grows in soil full of rotted compost and another in washed sand. Which grows better, and why?
Soil that is full of rotted leaves holds less water than dry sand.
A class buries a dead leaf and a plastic spoon in soil. Weeks later, only the leaf has broken apart. Why?
A tall bean plant in a shallow tray of loose sand tips over on a windy day. What does this show about soil?
A gardener sifts every worm and insect out of her flower bed soil. What will most likely happen to that soil?
Two same-size ferns get the same water, and the one in nutrient-poor soil grows just as well.
Maya can plant her vegetables in soil rich in rotted leaves or in packed clay. Which should she choose, and why?
A field has grown corn every year for many years, and the crops keep getting smaller. What has most likely happened to the soil?
Rain soaks into loose garden soil, so the roots there can take up the water.
Ben's flower bed soil is dry and sandy, and water runs straight through it. What should he mix in to help it hold water?
Crack the passcode before the zombies get in.
Answer, then swat bugs for bonus points.
Race through questions at your own speed.
Same question on every screen. Fastest wins.
Pick a tile, answer, hit bonuses and steals.
The Water Cycle
20 questions
