Scientific Method
Diffusion
Simple Machines
Cells
Rocks & Minerals
100
The part of an experiment that is controlled by the scientist.
What is the independent variable?
100
The movement of water across a semipermeable membrane.
What is osmosis?
100
An ax or anything with a blade
What is a wedge?
100
This organelle acts as a storage tank for a plant cell.
What is the vacuole?
100
This type of rock is formed when exposed to extreme heat and pressure.
What is metamorphic rock?
200
The part of the experiment that the scientist is measuring or observing.
What is the dependent variable?
200
The movement of a substance from an area of high concentration to an area of low concentration.
What is diffusion?
200
A machine that has a rope over a wheel that raises an object in the opposite direction as the force being applied.
What is a pulley?
200
This organelle makes ribosomes.
What is the nucleolus?
200
This type of rock is formed when it is melted and then cooled.
What is igneous?
300
The part of the experiment that remains the same throughout and is not part of what is being measured or observed.
What is the control?
300
Diffusion always moves materials from ___________ concentration to _____________ concentration.
What is high to low?
300
Used to fasten or hold things together and is an inclined plane around a cylinder.
What is a screw?
300
These organelles in a plant cell are responsible for photosynthesis.
What are the chloroplasts?
300
What is a process that can lead to a sedimentary rock?
What are weathering, erosion, compaction, and cementation?
400
A scientist investigates the effect of carbon dioxide on plant height. The scientist grows plants in several closed containers. All the plants receive the same amounts of water and light, but the air in each container has a different amount of carbon dioxide. What is the independent variable?
What is the air?
400
When a cell is placed in a salt solution the cell will do what?
What is shrink or shrivel?
400
The two simple machines that work together to create a wheel barrow.
What are a wheel and axle and a lever?
400
This organelle packages and distributes materials for the cell.
What is the Golgi complex (body, apparatus)?
400
The powder that a mineral leaves behind on a plate is called?
What is streak?
500
Fish food A claims it can help fish grow bigger than fish food B. You create an experiment that has two bowls of fish. Both bowls have the same water, amount of water, light, and the same amount of fish in each bowl. You measure the fish before you begin with a ruler. You will feed fish bowl 1 food A and fish bowl 2 food B for one month and measure again at the end of the month. What is the dependent variable?
What is the length of the fish?
500
The term given to a solution that has a lower concentration of salt/sugar than the cell itself is?
What is hypotonic?
500
When lifting weights with a dumbbell, one's elbow acts as this type of simple machine.
What is a lever.
500
These organelles make energy for the cell that is stored in a form known as ATP.
What are mitochondria?
500
Pearly, waxy, and earthy are all examples of this mineral characteristic.
What is luster?
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