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You don't have to write this, find someone who can write it, as long as it's an experiment. I didn't write this, but the teacher gave me an advantage.
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I found the materials I needed for the experiment: a few brain balls, an ant. After these things were ready, the experiment began, I first let the little ant crawl on the concrete floor, and then used the chapter brain ball to draw a line in front of the crawling little ant, a white straight line appeared on the original gray ground, the little ant kept wandering on the edge of the white line, but never dared to pass, and finally the little ant mustered up the courage to go to the other side of the line, along the way the little ant carefully touched here with its tentacles, touched there, for fear that there would suddenly be any danger in the past, After a few seconds, the little ant saw that there was no danger and was bolder, it quickly crawled to the opposite side, it just arrived on the opposite side and I used the chapter brain ball to draw a line in front of the little ant, the little ant was startled by this sudden line, and quickly climbed back, after a while, the little ant saw that there was no danger and slowly climbed forward, the little ant came to the front of the second white line and pushed a small piece of the brain ball in front of it with his paws, and saw that there was no danger as last time and boldly climbed forward, just crawled over and I welcomed it in the same way, Draw a line in front of it, I kept rowing until the little ant ran exhausted and didn't stop, the little ant stood there motionless after running tired, as if asleep, I drew a circle the size of tape paper, surrounded the little ant in the circle, the little ant saw it and walked around the circle, and then like a headless fly, bumped east and west, bumped into each other for a while, and the little ant stood in place and did not move.
I drew a circle that was smaller than just now, and so the circle became smaller and smaller, until the circle was smaller than a dime coin, but the little ant was still motionless, I touched the little ant with my hand, and the little ant was still motionless, at this time I was sure that the little ant was dead, I shook my head, it seems that the little ant became a victim of this experiment, just when I was about to leave, the little ant suddenly moved, I knew that the little ant had been resting just now, and I saw the little ant struggling to crawl out of the circle, I didn't prevent it, As soon as it ran outside the circle, it ran towards the corner, and I wondered why the ants were like headless flies in the circle, and when they got to the outside of the circle, they could distinguish their direction. I went home to check, it turned out that the little ant relied on taste to identify the direction, and the smell of the brain ball disrupted the taste of the little ant, so the little ant was like a headless fly in the circle, and it was clear to the outside of the circle.
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One day, my friends and I were playing outside. Suddenly, we noticed a swarm of ants busy with something. I've heard that ants are afraid of the smell of mothballs and want to do a test to prove if it's true.
First of all, we caught 2 small ants. We drew a line in front of the ant with a mothball, and the ant spun around, then broke through that line and ran. Without thinking, how did the ants escape?
Aren't ants afraid of the smell of mothballs? The mystery was not revealed, and with curiosity, we caught 2 more little ants.
As before, we drew a line in front of the ant, and the ant still turned around and broke through the line. We drew another line in front of the ants, and the ants wanted to break through, and they were approaching the line, as if to say: just such a line, they want to trap us!
You must be underestimating us! Hahaha As he spoke, the ant triumphantly rushed to draw the line. I think this experiment must have ended with a score of 0 again.
When I was sighing, the ants seemed to be blown back by a gust of wind, and the ants did not dare to break through the lines.
When the ants were exhausted and their limbs were weak, we drew a big circle around the ants. Now the ants seem to have become smarter, and they don't want to break through the drawing line like before. The ants also lost their original arrogance and pride.
Wandering in circles, calmly looking for an exit.
We slowly shrunk the circle, and the ants seemed to be unable to stand the smell of the mothballs anymore. As if begging, "Please let us go!"
We really can't stand it, we were too arrogant just now..."Finally we narrowed the circle to smaller than a dime, and the ants stopped wandering and lay motionless on the ground. The ants may be too tired, and the smell of mothballs can't stand it, so they leave the world.
The experiments of ants tell us that science is everywhere, and as long as you are a caring person, you will find that science is all around us.
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Today, I did an experiment in the garden behind my house, and at first I was able to prepare just a cockroach pill.
This experiment is to draw a line with a mothball ball in front of a small ant, see if the little ant rushes over, if it rushes over, draw another one, and so on, when the little ant is tired, you draw a circle around its body, this circle you have to draw a big first, if it still breaks through the encirclement, you gradually draw a smaller. I guess that the ants will not be able to rush through, but speculation is speculation, and the ancients used to say, "Facts speak louder than words."
We can't just speculate, we have to prove it with facts, so I started experimenting. I first found an ant, in front of it to draw the first line of defense, this little ant is very easy to pass, so I painted it one after another, and then I began to use the mothballs around it to draw, this time it is not as vigorous as just now, I saw it turn around, after a while it stopped, and rushed out again, I shouted: "Awesome", this little ant seemed to hear it and turned its head as if to say, to me:
Sample wants to trap me, you're still a little tender. I was not convinced, and said, "Not necessarily."
So I continued to paint, and it was all gone, and it said, "It's useless, it's the same as many times you try." "Pride finally made the ant go out of the game, and in the end it lost to me, all because it absorbed a lot of poison gas.
Through this experiment, I have learned a very precious truth, that is, pride makes people backward, and humility makes people progress. It also tells us to explore the mysteries of nature, see more science, and do experiments, so that you will find a lot of fun in it.
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Conclusion: Ants can't get out of a circle with mothballs. Because the smell of camphor cuts off the smell left behind by the destruction of ants as they crawl past, the ants cannot find their way to come.
You can see that every time the ant climbs the camphor line, it stops for a moment and then turns around to find another path. Not only camphor has this effect, but also other liquids or gases with a strong smell, such as Huoxiang Zhengqi Water.
Composition: Today I did a very interesting experiment and found a very interesting phenomenon: ants are afraid of mothballs.
I rummaged through boxes and cabinets to find a mothball, found a swarm of ants in the corner, and I chose the largest one, and the experiment was ready to go.
I put the ant on the concrete floor, drew a line in front of it with a mothball, and saw the ant crawl forward slowly, a pair of antennae kept swinging, the ant walked a few steps, just touched the line, but for some reason, it retreated as if it had been electrocuted, and did not go. I pushed the ant forward, right on the line, and it quickly sprinted across the line.
So, I used the mothball to draw a line in front of it, this time the ant walked cautiously, it stopped after two steps, when it came to the line, it took a few steps back, and then crawled to the side, I blocked its way with my fingers, no way, it had to crawl to the other side, I blocked it with my fingers, and it still didn't move forward, I had to push the ant to the line again, it retreated and moved forward like crazy, tossed for a long time, and finally broke through the "line of defense".
I drew a circle around the little ant again, I saw the ant bumping along the circle, trying to find the exit, but I couldn't find it, so I gave up, it climbed to the center of the circle, breathed fresh air, I took the opportunity to draw a smaller circle, the ant quickly climbed to the center of the circle, I drew a smaller circle, the ant smelled the smell of the mothball, fascinated, it hit like a headless fly, but never refused to get out of the encirclement, but this circle is only five centimeters away from the circle, If it can rush outward, it has the possibility of survival, and if it stays in the circle for a long time, it can only sit and wait.
Afterwards, I asked my mother to find out that mothballs are insecticides, and of course ants are afraid. This experiment also made me understand that only those who have the courage to break through difficulties have a chance to survive.
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There are a lot of ants in my family's neighborhood. Every time I see them walking happily and freely, I wonder: Is there anything I can do to stop them from walking, or change their path?
Today is Sunday, and when I was opening my little bookcase in the afternoon, I smelled a special smell coming to my face, it turned out that there were mothballs in the bookcase! It occurred to me that I was going to do an experiment.
I searched in the bookcase for a long time, and finally found a few mothballs, and found these mothballs that exuded a magical and strange smell. I immediately went downstairs and carried out my experiment.
After looking for a long time on the road, "Wow! I screamed in amazement, it turned out to be a nest. I drew a circle around the no-nest with mothballs, and I circled all these little guys, and thought to myself, "Haha! Now you have nowhere to run! ”
And so it was! Some of the little ones are running around like headless flies; Some are motionless, as if they are thinking about countermeasures; There were a few more, looking weak, struggling, rolling ......
At this time, a few of the larger ones are about to break out of the "line of defense"! No, I haven't looked into it yet, I have to step up my defenses! Therefore, I added a deep "line of defense" to the "line of defense", but I pity these big ants, who have crossed the first line of "line of defense", and circled in the second "line of defense", and are a swarm of "headless flies"!
Ten minutes passed, the smell of mothballs gradually subsided, and the ant warriors finally recovered their vitality and rushed out of my "defense line".
Yes! Ants are really afraid of the smell of mothballs!
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