Final answer:
A pressure of 0.7 million atmospheres is exceptionally high compared to the atmospheric pressures on Earth and Mars. Such conditions could be found at the core of planets or in diamond anvil cells used in laboratories.
Step-by-step explanation:
A pressure of 0.7 million atmospheres is an extremely high pressure that would not be found in everyday situations on the surface of the Earth or other planetary bodies with weaker atmospheres like Mars. The pressure on Earth's surface is typically 1 atm, which corresponds to 101 kPa or 760 mmHg. To compare, the atmospheric pressure on Mars is much lower, approximately 0.00601 atmospheres, which is equivalent to 6.01 mmHg. Therefore, high pressures such as 0.7 million times Earth's atmospheric pressure can be found in conditions created in laboratories, such as diamond anvil cells, or naturally occurring at the core of planets or in the depths of stars where gravitational force creates extreme compressions.