Alpha
Bravo
Charlie
Delta
Echo
100
Which of Earth’s spheres is involved when a flood moves soil and rock to a new place?
What is hydrosphere and Geosphere?
100
Which design change will increase the forces acting on the aluminum can and result in a faster-spinning Hero engine?
What is increasing the diameter of the holes?
100
A family is going to wash mud off of their car. Before using water, they inspect the car for any leaks. What might this family being trying to avoid?
What is water pollution?
100
A large elk population feed on the plants and trees in their habitat. The habitat experiences a flood which destroys many of the plants and washes away much of the soil. How will the elk population MOST LIKELY be affected by this change?
What is they will decrease?
100
A family sold their car with a gasoline engine and bought an electric car.
How is the family helping to manage energy resources?
What is conserving fossil fuels?
200
A forest environment has many biotic and abiotic factors. What is an abiotic factor that trees would MOST LIKELY compete for as a resource in the forest?
What is the amount of available sunlight (or water)
200
The Mississippi River watershed is the fourth largest in the world. The water—and the nutrient runoff it contains—drains into the Gulf of Mexico. A high nutrient load in the water can cause a dead spot of large algal blooms, fish kills, and lowers oxygen in the water. What is MOST LIKELY to cause a dead zone in the Gulf of Mexico?
What is fertilizer from farms washing into nearby streams?
200
According to the hierarchy of organization, which level includes populations of different insects, trees, and grasses all living together in an area?
What is a community?
200
A microbiologist is studying how a bacteria population can become resistant to certain antibiotics.It would be best for the bacteria if they were already resistant to other antibiotics. True or False
What is True
200
A large cargo ship can only enter a port twice a month when the water is deepest.
What is the BEST time for the ship to enter port? (type of tide and during which moon phase)
What is at high tide during a full moon?
300
The students are learning about seasons and patterns in their science course. They are comparing data about the amount of daylight that various areas on Earth receive at different times of the year.
During which northern hemisphere season are the days the shortest?
What is winter
300
A leopard hunts and kills a young zebra and eats it for food energy.
Which statement BEST explains the relationship between the leopard and the zebra?
What is - It is a predatory relationship?
300
An autroph produces its own --
What is food?
300
Aphids bring food to ants in exchange for protection.
What type of relationship is this?
What is mutualism
300
What are the types of rocks below - in order?
What is igneous, sedimentary and metamorphic?
400
The students are learning about seasons and patterns in their science course. They are comparing data about the amount of daylight that various areas on Earth receive at different times of the year.
How is the Earth tilted in the winter
What is AWAY from the sun
400
Has nucleus and cytoplasm, Multicellular and cell wall
What is a eukaryote?
400
Squirrels living in a forest ecosystem have variations in fur color to help them blend in with tree trunks and hide from predators. After a forest fire, most of the trees in the forest ecosystem are blackened from the smoke and ash. Who has the advantage?
What is the dark-furred squirrel?
Note: they will survive because they blend in and can hide from predators
400
A student hits the nail with a hammer. What are the force pairs?
What is the hammer hitting the nail and the nail hitting the hammer
400
The Sun’s rays hit the northern hemisphere of the Earth at the most direct angle during which season?
What is summer?
500
Scientists observe a single-celled organism dividing into two single-celled organisms under a microscope. Which part of cell theory do these observations BEST support?
What is "all cells come from pre-existing cells"?
500
The diagram shows the Sun, Earth and Moon in relation to each other.
What type of tide is being modeled at location X?
What is a Spring Tide?
500
A family replaced their old dishwasher with a high-efficiency model.
Which statement MOST LIKELY explains why the family has taken this measure?
What is to conserve water (or electricity)
500
A student hits a nail with a hammer and the nail moves into the wood. What type of force is this?
What is an unbalanced force?
500
What layer of the Earth would an eggshell best represent?
What is the crust?