Week 13

This is a model of an animal that does not exist today. How do scientists know that this animal existed long ago? (short answer question)

• There are old photographs.

• Ancient people kept journals.

• Fossil remains have been found.

• It is a best guess based on footprints.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is the primary gas found in Earth's atmosphere?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen

Which of the following is a chemical change?

• Melting ice

• Boiling water

• Burning wood

• Dissolving sugar

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the chemical formula for table salt?

Tags

NGSS.MS-PS1-1

Which planet is known as the Red Planet?

• Venus

• Mars

• Jupiter

• Saturn

What is the process by which plants make their food?

• Respiration

• Photosynthesis

• Digestion

• Transpiration

Tags

NGSS.MS-LS1-6

What is the boiling point of water at sea level?

• 90°C

• 100°C

• 110°C

• 120°C

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which organ in the human body is primarily responsible for detoxification?

• Heart

• Liver

• Kidneys

• Lungs

What is the powerhouse of the cell?

• Nucleus

• Ribosome

• Mitochondria

• Chloroplast

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Which of the following is a renewable energy source?

• Coal

• Natural Gas

• Wind

• Nuclear