Google Classroom谷歌课堂
GeoGebraGeoGebra 教室

MATHS IN SCIENCE

MATHS IN PHYSICS-falling object

CONDITION A ball falls from a height of 50 meters. After 1 second it is at 40 m, after 2 seconds at 20 m, and after 3 seconds it reaches 0 m. TASK Which mathematical model best describes the motion of the ball, and what does the decreasing height represent?

选择所有适用项
  • A
  • B
  • C
  • D
检查答案 (3)

MATHS IN CHEMISTRY-gas production

CONDITION During a chemical reaction, gas is produced over time: after 0 minutes = 0, after 2 minutes = 5, after 4 minutes = 12, after 6 minutes = 20. TASK What type of mathematical relationship best describes the gas production, and what does the increasing slope mean?

选择所有适用项
  • A
  • B
  • C
  • D
检查答案 (3)