TE21

What is the value of the ball's reaction force after the ball hits the barrier?

• 30 N

• 20 N

• 10 N

• 0 N

Tags

NGSS.MS-PS2-1

The diagram shows spectral lines of an element and how the element appears from Earth. Which option correctly arranges the galaxies from closest to farthest from Earth

• X,Y,Z

• Z,X,Y

• X,Z,Y

• Z,Y,X

Tags

NGSS.HS-ESS1-2

What two stars contain the element in "line spectrum of an element"

• Star Z

• Star W

• Star X

• Star Y

Tags

NGSS.HS-ESS1-3

NGSS.HS-PS4-3

Magnetic field near to the wire is stronger.

• True

• False

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Choose the right name of the magnet below.

• Cylinder magnet

• Bar magnet

• Horseshoe magnet

• Ring magnet

Tags

NGSS.5-PS1-3

Look at this wave. "A" is which part of a wave?

• Crest/Peak

• Wave Speed

• Resting Point

Tags

NGSS.MS-PS4-1

Ancient fossils have been placed on the map indicating where they were found.

The strongest evidence exists for which two continents to have been connected when Pangaea was present?

• South America and Africa

• North America and Africa

• Africa and Australia

• South America and Australia

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The circular arrows inside the Earth's Mantle represent what type of motion, that drives ALL plate movement?  

• Convergent Boundary

• Ocean Currents

• Convection Currents

• Transform Boundary

Tags

NGSS.MS-ESS2-3

What is the chemical formula for water?

Tags

NGSS.MS-PS1-1

Which of the following is a renewable energy source?

• Coal

• Natural Gas

• Solar Energy

• Nuclear Energy