Ecosystems
Cells
Global Patterns
Climate Change
Force & Motion
100
What does the crab prey on?
Shrimp
100
What is the function of the mitochondria?
Power house that converts energy from food into energy a cell can use.
100
What type of pressure has sunny weather?
A high pressure system.
100
Which cycle would be affected to the greatest extent by the destruction of the Earth’s huge rainforests?
carbon cycle
100
Is this force balanced or unbalanced? Why?
Balanced because it equals zero.
200
What species is the tertiary consumer?
Raccoon
200
What does the cell membrane do?
Gatekeeper of the cell that regulates what enters and exits.
200
What type of pressure creates conditions for storms to form?
A low pressure system.
200
What happens when greenhouse gases are absorbed from the atmosphere?
The climate becomes cooler
200
A 5kg bowling ball is accelerating down a lane at 2 m/s² due to the force of gravity. Calculate the net force acting on the bowling ball as it rolls down the lane.
10 Newtons
300
Where does energy in an ecosystem come from originally?
The Sun
300
What is the function of the nucleus?
The nucleus is the control center and stores DNA.
300
What are convection currents?
Heat driven cycles that are in the air.
300
What is the primary climate effect of a large meteor impact?
It decreases global temperatures by blocking sunlight with dust and debris.
300
How do we calculate speed?
Distance/Time
400
What is the variety of life. Variety of plants and animals.
Biodiversity
400
What is the difference between animal and plant cells.
Plant cells have a cell wall.
400
What is the difference between typhoons, hurricanes, and cyclones?
Same storm in different location.
400
A large volcanic eruption can produce a cloud of ash that can impact the world's climate for some time. A cloud of ash that blocked out the sun for four months would MOST LIKELY have which of these effects?
Select TWO correct answers.
1. lower temperatures and slower rates of plant growth
2. migration of mammals and increase of death among organisms who cannot adapt
400
How does this illustration apply to Newton's 3rd Law?
Action and reaction. The rocket engine produces thrust that pushed up in return the gasses push downward.
500
What two factors make an ecosystem thrive?
Biodiversity and a balanced food chain.
500
What are the 3 parts of Cell Theory?
All Living Things and Made of Cells
Cells Come from Preexisting Cells
Cells are the basic unit of life
500
What drives convection currents?
Difference in temperature.
500
Which of the following is the best explanation for how the element carbon first enters the food chain?
Producers absorb carbon from the atmosphere to use as an ingredient for photosynthesis
500
What are Newton's 3 Laws of Motion?
1st law: Inertia- Objects at rest stay and rest, and objects in motion stay in motion unless acted upon by an unbalanced force.
2nd law: F= M X A ( Force equals mass times acceleration)
3rd law: For every action there is an equal and opposite reaction