What is the phenomenon where a vibrating system or external force causes another system to oscillate with greater amplitude at a specific frequency?

What is the name of the region in space beyond Neptune, populated by small icy bodies, including Pluto?

What is the name of the process by which a substance changes directly from a solid to a gas without passing through the liquid phase?

In the human eye, which part is responsible for focusing light onto the retina?

What is the common name for the compound H2O2?

What type of mountain is formed by the folding and uplift of rock layers along tectonic plate boundaries?

What is the product of the combustion of hydrocarbons in the presence of oxygen?

Which layer of the Earth's atmosphere experiences the highest temperatures, even though it is farthest from the Earth's surface?

What type of celestial object is a rapidly rotating neutron star that emits beams of radiation, observed as periodic pulses?

What is the name of the spacecraft that successfully landed the rover "Perseverance" on Mars in 2021?