Cert

Rank in order, from largest to smallest, the gravitational potential energies of the balls.

• 1 > 2 = 4 > 3

• 1 > 2 > 3 > 4

• 3 > 2 = 4 > 1

• 3 > 2 > 4 > 1

Tags

NGSS.MS-PS3-2

What is the energy conversion when you burn wood for a fire?

• electrical to thermal

• light to kinetic

• chemical to thermal

• chemical to electrical

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

What is the energy conversion when you plug in a charger to charge a battery?

• electrical to light

• kinetic to potential

• thermal to chemical

• electrical to chemical

Tags

NGSS.HS-PS1-4

What is the energy conversion when you have a skateboard at the top of the hill then move down?

• kinetic to potential

• potential to kinetic

• potential to thermal

• electrical to kinetic

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

What is the energy conversion when a wind turbine turns to provide energy to a power grid?

• electrical to potential

• potential to kinetic

• kinetic to electrical

• nuclear to heat

Tags

NGSS.HS-PS3-3

What are the energy conversions when the sun shines on a solar panel that provides energy to a home?

• nuclear to heat to electrical

• nuclear to light to electrical

• nuclear to electrical to light

• nuclear to light to potential

Tags

NGSS.HS-PS3-2

What is the primary function of a scientific certificate?

• To validate scientific research

• To provide a legal document

• To offer a financial guarantee

• To certify a product's quality

Which of the following certifications is most relevant to environmental science?

• ISO 14001

• ISO 9001

• ISO 27001

• ISO 22000

Tags

NGSS.HS-ESS3-1

NGSS.HS-ESS3-4

NGSS.HS-ESS3-5

NGSS.HS-ESS3-6

NGSS.HS-LS2-7

In the context of scientific research, what does a certificate of analysis (COA) provide?

• A summary of the research findings

• A detailed list of the methods used

• Verification of the chemical composition of a sample

• A financial report of the research costs

Which certification is often required for laboratories to ensure quality management systems?

• ISO 17025

• ISO 50001

• ISO 31000

• ISO 45001