ECR

Which cycle is represented in this diagram?

• Nitrogen cycle

• Water cycle

• Carbon Cycle

• Oxygen cycle

Tags

NGSS.MS-ESS2-4

NGSS.MS-LS1-6

Which of the following is the best example of using mechanical energy to perform a task?

• Viewing an insect with a hand lens.

• Sharpening a pencil with a handheld sharpener.

• Boiling noodles in water on a stove.

• Listening to music with a solar-powered radio.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What is energy of moving particles that produces heat?

• 
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• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

NGSS.MS-PS3-4

A student plugs a hot plate into an outlet and turns on the hot plate. The student places a beaker with ice on the hot plate to melt the ice. Which of these objects uses the same source of energy as the hot plate?

• Toaster using electrical energy.

• Balance using mechanical energy.

• Plant using light energy.

• Solar calculator using solar energy.

What is the best use for the energy form shown below?

• to produce sound energy

• to produce solar energy

• to produce mechanical energy

• to produce electrical energy

Which type of energy from the sun provides heat to Earth?

• 
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• 
• 

Tags

NGSS.MS-ESS2-4

The slingshot is made with wood and a rubber band. When a ball is placed in the slingshot and the rubber band is pulled, it forces the ball outward.

Which kind of energy is produced by pulling the rubber band back?

• 
• 
• 
• All of these.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

A campfire, fireworks, and a burning candle all produce ___.

• mechanical and thermal energy

• light and sound energy

• light and thermal energy

• sound and electrical energy

Tags

NGSS.MS-PS1-4

What does ECR stand for in the context of scientific research?

• Electron Cyclotron Resonance

• Electrochemical Reduction

• Energy Conversion Rate

• Environmental Conservation Research

In the context of ECR, which of the following is a common application of Electron Cyclotron Resonance?

• Magnetic Resonance Imaging (MRI)

• Plasma Heating in Fusion Reactors

• X-ray Crystallography

• Carbon Dating

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

NGSS.HS-PS4-3