Bài 1: Đối với nhiều phản ứng, tốc độ sẽ tăng lên gấp đôi khi nhiệt độ tăng lên 100C. Giả thiết rằng phản ứng đã cho xảy ra ở 305K và 315K. Hãy xác định năng lượng hoạt hóa.

Anne applies a force on a toy car and makes it move forward. what can be said about the forces acting on the toy car at the moment anne applies the force?

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.

Calculate the velocity of a car traveling in a straight path due east with a distance of 16 meters in 2 seconds. question 1 options: a)32 m/s b)32 m/s e c) 8 m/s e d) 8 m/s