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Grade 8 Magnetism and Electricity
What type of current is produced by batteries?
  1. Direct Current
  2. Alternating Current
  3. Shifting Current
  4. Diverse Current
Grade 9 Oceanography and Hydrology
The movement of water within the surf zone that parallels that shore is called
  1. tidal current.
  2. density current.
  3. longshore current.
  4. surface current.
Grade 7 Oceanography and Hydrology
These currents are responsible for a slow mixing of water between the surface and deeper ocean.
  1. Surface currents
  2. Deep ocean currents
  3. Density currents
  4. California currents
  5. Global surface currents
Grade 5 Magnetism and Electricity
Grade 8 Magnetism and Electricity
                    flows in only one direction through a wire.
  1. Alternating current
  2. Direct current
  3. Voltage
  4. Electric current
Grade 9 Magnetism and Electricity
What type of current is commonly generated in U.S. power plants?
  1. Alternating Current
  2. Direct Current
  3. Magnetic Current
  4. All of the above
Grade 10 Oceanography and Hydrology
Water moving parallel to the shore is called
  1. tidal current.
  2. beach drift.
  3. rip current.
  4. longshore current.
Grade 12 Physics
Which type of current is typically produced by solar cells?
  1. Alternating current (AC)
  2. Direct current (DC)
  3. High-voltage current
  4. Low-voltage current
Grade 6 Magnetism and Electricity
Grade 8 Tectonics
What happens in the mantle that causes the plates to move?
  1. Subduction
  2. Convection Currents
  3. Conduction Currents
Grade 10 Oceanography and Hydrology
Which ocean movement is slow-moving and occurs in deep waters?
  1. surface currents
  2. upwelling
  3. density currents
  4. waves
Grade 6 Tectonics
The currents responsible for making the lithosphere move are called
  1. seafloor spreading.
  2. conduction currents.
  3. convection currents.
Grade 10 Oceanography and Hydrology
Which ocean movement is slow-moving and occurs in deep waters?
  1. surface currents
  2. upwelling
  3. density currents
  4. waves
Grade 8 Magnetism and Electricity
Which statement is true about the circuit diagram?
Series Circuit
  1. It is in series and the current flows clockwise.
  2. It is in parallel and the current flows clockwise.
  3. It is in series and the current flows counterclockwise.
  4. It is in parallel and the current flows counterclockwise.
Grade 8 Magnetism and Electricity
Grade 10 Oceanography and Hydrology
Which ocean movement is slow-moving and occurs in deep waters?
  1. surface currents
  2. upwelling
  3. density currents
  4. waves
Grade 5 Magnetism and Electricity
A battery uses what type of current?
  1. direct current
  2. alternating current
  3. magnetic charge
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