TASK DEFINITION: In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
PROBLEM: Question: An _____ pulse rate is a sign of less oxygen to cells. 
 Answer: increased

SOLUTION: This causes the delivery of less oxygen to the cells, and this stimulates the heart rate via adrenalin, so that pulse rate increases in an effort to deliver enough oxygen to cells.

PROBLEM: Question: Ron was playing with a flashlight. He moved it back and forth slowly, and then quickly. Which motion likely caused more light to bend? 
 Answer: the quick motion

SOLUTION: In refraction of light, the greater the change in speed, the more light bends.

PROBLEM: Question: If Mona is exploring different continents and she notices that Africa is cooler then North America, which continent will have more types of vegetation? 
 Answer: North America

SOLUTION:
The warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering.