5.3.4

How to overcome water pollution based on the water pollutants in the picture?

• upgrade sewerage systems nationwide

• educate people on how to manage rubbish correctly

• improve sanitation facilities in rural areas

• enforce laws to ensure industrial waste is treated before being discharged into the river

Tags

NGSS.MS-ESS3-3

What is the chemical formula for water?

Tags

NGSS.MS-PS1-1

Which of the following is a noble gas?

• Oxygen

• Nitrogen

• Helium

• Hydrogen

What is the acceleration due to gravity on Earth?

• 9.8 m/s^2

• 8.9 m/s^2

• 10.5 m/s^2

• 7.8 m/s^2

Which planet is known as the Red Planet?

• Earth

• Mars

• Jupiter

• Venus

What is the process by which plants make their food?

• Respiration

• Photosynthesis

• Transpiration

• Digestion

Tags

NGSS.MS-LS1-6

What is the boiling point of water at sea level?

• 100°C

• 90°C

• 110°C

• 120°C

Tags

NGSS.MS-PS1-4

Which element has the atomic number 1?

• Helium

• Oxygen

• Hydrogen

• Carbon

What is the main gas found in the air we breathe?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Hydrogen

What is the hardest natural substance on Earth?

• Gold

• Iron

• Diamond

• Silver