Cosmic Mechanics
Stars & Space Tech
Atomic Foundations
Earthly Systems & Life
The Physics Lab
100

According to Kepler's Third Law, if a planet's orbit is located further from the Sun, how will its orbital period (the length of its year) be affected?

The orbital period will be longer

100

A Main Sequence star maintains a stable size by balancing the inward pull of gravity with the outward pressure of which process?

Nuclear Fusion

100

Carbon is considered the backbone of life because it possesses how many valence electrons?

Four

100

Which biological process acts as the inverse of photosynthesis by breaking down nutrients to release energy?

Cellular respiration

100

If series of measurements are very close to each other, but far from the actual "true" value, they are said to have high _____ but low _______.

Precision, accuracy

200

While Earth is at its closest point to the Sun (perihelion) during Northern Hemisphere's winter, what concept explains why the poles remain cold?

The Flashlight Effect (the angle of light, not physical distance, dictates temperature)

200

Scientific evidence suggests that every atom in your body was originally forged in which cosmic location?

Inside the core of a dying star

200

Why are Noble Gases in Group 18 of the periodic table?

Because they are stable and not highly reactive with other compounds

200

To sustain life in space, the International Space Station (ISS) recycles sweat and urine with what percentage of recovery?

98%

200

If you dissolve 2.0 moles of NaCl in 1.0 L of water, what is the molarity of the solution?

2.0M

300

At what specific point in an elliptical orbit does a planet reach its maximum orbital velocity?

Perihelion (the point closes to the Sun)

300

The James Webb Space Telescope (JWST) was engineered to see infrared light specifically because those waves can glide through what interstellar obstsacles?

Opaque clouds of cosmic dust

300
Modern atomic theory describes electrons as moving in these regions rather than in fixed, circular paths
Probability clouds
300

In the carbon cycle, carbon stored in fossil fuels and rocks is categorized as being part of which sphere?

Geosphere

300

Using the formula for acceleration, what is the acceleration of a pot that goes from 0 to 14.7 m/s in 1.5 seconds?

9.8 m/s squared

400

Which cosmic ruler represents the average distance between the Earth and the Sun, approximately 150 million km?

The Astronomical Unit (AU)?

400

In deep space engineering, what is the name for the Smart Zipping method that only beams back pixels that have changed compared to a base model?

Model-Based Data Transmission (MBDT)

400

Which fundamental force is responsible for holding protons and neutrons together inside the nucleus?

Strong nuclear force

400

What phenomenon causes light waves from distant galaxies to physically stretch as the universe expands?

Redshift

400

What classification of Planetary Protection is required for a mission returning samples from Mars to ensure Earth's biosphere is safe?

Category V

500

To measure the extreme edges of the visible universe, astronomers rely on these objects because their true brightness is always identical

Type 1a Supernovae

500

What specific hardware allows the JWST to study 100 different galaxies simultaneously by blocking or allowing light from specific points?

Microshutters

500

In atom physics, if an electron is at its lowest possible energy level, it is said to be in what "state?"

Ground state

500

When carbon is stored in the oceans as carbonic acid, it is part of which specific sphere of the carbon cycle?

Hydrosphere

500

Regarding spacecraft electronics, what is the term for a glitch caused by a single high-energy particle striking a component?

Single Event Effects (SEE)