Mix science topic

What is the common name for Horizon A?

• bedrock
• topsoil
• parent material
• subsoil

Type of soil that is best for plant growth?

• clayey

• loamy

• sandy

• all of these

• none of the above

What amount of the water on the earth is salt water?

• 25%
• 72%
• 97%
• 99%

What is a water molecule composed of?

• 1 Hydrogen atom and 2 Oxygen atoms
• 2 Hydrogen atoms and 1 Oxygen atom
• 3 Oxygen atoms
• 2 Helium atoms and 1 Oxygen atom

Tags

NGSS.MS-PS1-1

A force can____________.

• make an object move

• make a moving object stop moving

• slow an object down

• all of the above

Tags

NGSS.3-PS2-1

A solution is said to be ________if it dissolves no more solute at particular temperature.

• Saturated

• unsaturated

• None of these

Contamination of soil,water,or the atmosphere by substance harmful to health is _____________pollution

• termed

• gastro

• cholera

• dysentery

full form of CNG

• Compressed Natural Gas

• Wrong Options

oxyzen gas is ___.

• 21%

• 23%

• 20%

• 18%

Example of class 3 leveris_________.

• bottle opener

• fishing rod

• crow bar

• axe

• all of these