Hard simple questions questions This is a list of recently added questions about hard simple questions. In which month is the Earth closest to the Sun?In January. Earth's perihelion occurs around January 3, and the aphelion around July 4. The distance change is about 3.5%, which gives 6.9% increase in solar energy reaching the Earth at perihelion relative to aphelion. Since the southern hemisphere is tilted toward the perihelion, the southern hemisphere receives more energy from the Sun than does the northern over the course of a year. Created by: globalquiz.orgSun riddles »hard 46% in Januaryin January4132in Marchin March590in Junein June2830there is no differencethere is no difference1324 Where was Leonardo da Vinci born?In Vinci. Leonardo da Vinci was born on 15 April 1452, in a farmhouse about 3 kilometers from the town of Vinci, near Florence. His full name was "Leonardo di ser Piero da Vinci", which means "Leonardo, son of Piero, of Vinci". Created by: Park Youn-joosurnames riddles »hard 49% in Florencein Florence4060in Veronain Verona953in Orleansin Orleans233in Vinciin Vinci5056 Where does the name K2 come from?Name of the Karakoram Range. The name K2 is derived from the notation used by the Great Trigonometric Survey. Thomas Montgomerie numbered the most prominent peaks of Kararkoram K1 to K35. Next, these were replaced by local names, but K2 appeared not to have acquired a local name, possibly due to its remoteness.Created by: globalquiz.orgHimalayas riddles »hard 54% name of Polish climber - Jerzy Kukuczkaname of Polish climber - Jerzy Kukuczka409the fact it's second in height in the worldthe fact it's second in height in the world2807name of the Karakoram Rangename of the Karakoram Range5013the name "King George II"the name "King George II"991 How do baby birds get oxygen inside their eggs?Oxygen comes in through pores in the shell. Directly under the shell, there is a small pocket of air. The microscopic pores on the egg surface allow the CO2 to escape and fresh air to get in, so a developing bird can breathe.Created by: Kasiabirds riddles »average 62% They have a large oxygen supply from the startThey have a large oxygen supply from the start2081Oxygen is created during protein reductionOxygen is created during protein reduction3258Oxygen comes in through pores in the shellOxygen comes in through pores in the shell13169They don't need oxygen at allThey don't need oxygen at all2639 What is inside Swiss cheese holes?Carbon dioxide is produced by bacteria feeding on the lactic acid. In the Middle Ages, the holes were considered a sign of imperfection and cheese makers would try to avoid them.Created by: Kasiagases riddles »average 62% nitrogennitrogen2011carbon dioxidecarbon dioxide14664water vaporwater vapor890airair5896 Play nature quiz and see all the questions.