Cambridge Secondary (7-9). Stage 8. Science. Learner's Book - Unit 3: Forces and energy - Question 129
Cambridge Secondary (7-9) · Unit 3: Forces and energy
Zara’s mother opens a bottle of perfume. Zara is at the other side of the room. After a few minutes, Zara can smell the perfume. Which of these changes would result in Zara smelling the perfume in a shorter time? In each case, no other variable changes. Write the letters for all the correct statements.
The perfume in the bottle is at a higher temperature.
Zara moves further away from the bottle of perfume.
Zara’s mother puts the lid on the perfume bottle.
The air in the room is at a lower temperature.
