Life Science
What does the term unicellular mean?
A simple organism is made of one cell that has to perform everything necessary to keep the organism alive.
What is the smallest unit of non-living things?
Atom
What is transportation
something that moves people or goods
Conditions of the atmosphere over a short period of time.
What is weather
Mention 2 ways to decrease human impact on the environment.
use renewable resources, carpooling, taking public transportation, recycling
What does adaptation mean?
What changes based on your location? Mass or weight? Explain
Weight. Because it is affected by the gravity
What is the difference between tension and torsion?
Tension is a stretching or pulling force. Torsion is a twisting force.
When two tectonic plates come together - It Creates mountains, volcanos, and trenches.
Convergent Boundary
What is a solar eclipse-
when the moon goes Infront of the earth blocking sunlight
What are the advantages of sexual reproduction? Mention 1
Creates diversity/genetic variation allowing organisms to evolve.
What could happen to waves when they hit different types of materials?
They wave can be
* reflected
* transmitted or refracted
* absorbed
What is an Orthographic Representation?
A 2D display of a 3D object.
What are 3 pieces of evidence to support the Theory of Continental Drift?
Continents fit together like a puzzle, mountain formations, and fossils.
What is the law of superposition?
It is the relative ages of rock layers – the oldest rock layers will be at the bottom.
What is photosynthesis? mentions the inputs and outputs from photosynthesis
Photosynthesis is a chemical process where light energy, water, and CO2 are transformed into sugar and oxygen.
What is the difference between an open and a closed system?
In an open system matter can escape, while in a closed system, no matter is allowed to escape.
Which of the following best describes the function of an encoder in a telephone communication system? A.converting sound to electrical impulses B.receiving transmitted electrical signals C.changing electrical impulses into sound D.sending electrical signals through a circuit
A.converting sound to electrical impulses
The type of front where a warm air mass collides with a cold air mass and neither has the force to move the other.
What is a stationary Front?
Why is there more gravity on the Earth than on the moon?
Earth has a larger mass than the moon.
Symbiosis is a close, long-term relationship between two species in an ecosystem. What are the 3 types of symbiotic relationships? Explain 1
* Mutualism: Both species benefit
* Commensalism: one species benefits, and the other is neither harmed nor benefited
* Parasitism: One species (the parasite) benefits and the other (the host) is harmed.
Describe Newton's 3rd Law and give one example
In the design process, a trade-off occurs when a problem is solved but a feature is sacrificed. Which of the following is an example of a trade-off? A. A car’s gas mileage is increased and the engine has less power. B. An airplane uses a more efficient engine and has higher performance. C. A sports drink’s taste is improved and has the same nutritional content. D. A computer company upgrades the hardware and the price remains unchanged.
A. A car’s gas mileage is increased and the engine has less power.
What are the types or air masses?
Maritime Troplical (mT)
Maritime Polar (mP)
Continental Polar (cP)
Continental Tropical (cT
Some types of bacteria can only live where oxygen is not present. These bacteria were well adapted to life on Earth over 2 billion years ago. Which of the following changes caused many of these bacteria to become extinct? A. the slow movement of tectonic plates B. the varying temperatures of each season C. An increase in volcanic activity under the oceans D. An increase in the number of photosynthetic organisms
D. An increase in the number of photosynthetic organisms