18

Why a small liquid drop is in spherical shape?

• Due to surface tension

• Due to hydrogen bonding

• Due to low viscosity

• Due to low density

The process of plants losing water through their leaves is called ____.

• condensation

• evaporation

• transpiration

• exhaling

Tags

NGSS.MS-LS2-3

What are the swellings found on the roots of legumes called?

• noodles

• nodularisms

• nodules

• tubers

Identify the cycle pictured.

• The Water cycle

• The Carbon cycle

• The Nitrogen cycle

• The Phosphorus cycle

Tags

NGSS.MS-LS2-3

What is the atomic number of Argon?

• 16

• 17

• 18

• 19

Which element has 18 protons in its nucleus?

• Chlorine

• Argon

• Potassium

• Calcium

How many electrons does a neutral atom of Argon have?

• 16

• 17

• 18

• 19

What is the group number of Argon in the periodic table?

• 16

• 17

• 18

• 18

Which noble gas has an atomic number of 18?

• Neon

• Helium

• Argon

• Krypton

What is the electron configuration of Argon?

Tags

NGSS.HS-PS1-1