Chemistry
What is the chemical formula for water
H2O
What is the formula for calculating the speed of an object?
Speed=Distance/Time
What type of waves are used to transmit cellular telephone messages?
Radio Waves
What is the closest planet to the Sun
Mercury
True or False:
An atom is the smallest particle
False - there are subatomic particles that are smaller
If you fill a glass to the brim with ice water and the ice melts, what will happen?
The water level will drop slightly as the ice melts
What is the formula for calculating the force acting on an object?
F = m × a
Which electromagnetic waves have the shortest wavelengths and highest frequencies?
Gamma Rays
Which planet has the most known moons?
Jupiter.
True or False: Boiling water is 100 degrees Celsius
True - its also 212 degrees Fahrenheit
Water-based liquids can be described as acidic, neutral, or basic, with respect to pH. Which of these describes milk?
Slightly acidic
what is inertia?
object to remain at rest or to continue moving at a constant velocity unless acted upon by an external force
What is the order of the electromagnetic spectrum from the longest wavelength to the shortest wavelength?
Radio waves, Microwaves, Infrared, Visible light, Ultraviolet, X-rays, and Gamma rays.
What is the region beyond Pluto where icy bodies orbit the Sun called?
Kuiper Belt
True or False: John Glenn was the oldest astronaut to travel in space
True he was 77 years old
What is the chemical formula for glucose
C₆H₁₂O₆
What is the formula for calculating the potential energy of an object at a height?
PE = m × g × h
Multiple choice:
The waves that have shorter wavelengths than visible light is:
Ultraviolet waves
Gamma Rays
What is the largest moon in our solar system and orbits Jupiter?
Ganymede
Lightning can’t strike in the same place twice
False – lightning can actually strike in the same place more than one time.
How much salt (NaCl) is in the average adult human body?
250 grams
How do dark matter and dark energy influence the evolution of the universe?
dark matter influences the formation and structure of the universe through gravitational interactions, while dark energy dictates the rate of expansion and the ultimate fate of the cosmos. Together, they form a critical framework for modern cosmological theories.
How much of the electromagnetic spectrum is visible to the human eye?
Only a little bit
Which moon of Saturn is known for its hydrocarbon lakes and thick orange atmosphere?
Titan
Ants can hold up to 5,000 times their body weight.
True – they may be small, but they can hold a lot.