Bai Tap Bo Tro Tieng Anh 6 I-learn Smart World -

As they walked out of the school gate, Tom pointed to the sky. "Look, the sun is setting. But our car's battery is still full."

It was , and the bell for English class rang at 7:30 AM . Minh was sitting next to Linh. Their teacher, Ms. Hoa, had a big smile.

"That's !" the judges said. "How does it work?"

Minh thought for a minute. "We need a battery to store energy for . That's the solution!" bai tap bo tro tieng anh 6 i-learn smart world

The gym was full of projects. There were volcanoes, robots, and plant experiments.

The judges smiled. "Very creative! You understand very well."

"Look!" said Linh. "The wheels are than yesterday." As they walked out of the school gate,

Tom explained, "The solar panel catches light and turns it into electricity. The battery stores extra energy, so the car can run ."

"Great idea!" said Minh. "Let's build a ."

"Yes," Minh replied. "Working together is than winning." Minh was sitting next to Linh

, Ms. Hoa announced the winners. "First prize goes to... Minh, Linh, and Tom for the Smart Solar Car !"

"You're right!" Minh agreed. "The the sunlight, the faster the car goes."

The three friends cheered. "We make a great team!" Linh said.