The radio signals from Earth are greater than from the Sun.
Indicate whether the statement is true or false
Question 2
What piece of evidence suggests that the Martian moons did NOT form with Mars?
A) Their composition is significantly different from Mars and the terrestrial planets.
B) They have ages that are much younger than Mars.
C) They have circular orbits above the Martian equator.
D) They rotate synchronously, with one side tidally fixed toward Mars.
E) They are both irregularly shaped and are heavily cratered.
Nerves can transmit many signals at the same time
Rivers on Mars and Earth
A Piece of Mars on Earth
Earth’s Spheres
Geothermal energy and powers Earth’s systems
Views of Earth’s Layered Structure