Science Sol 6.2

What is the composition of most comets?

• rock, ice, salt, carbon

• rock, ice, magma

• ice, dust, rock, frozen gases

• ice, dust, rock, soil

The two factors that combine to keep the planets in orbit are -

• Gravity and inertia

• Gravity and orbital speed

• Orbital speed and mass

• Mass and inertia

Tags

NGSS.MS-ESS1-2

What two factors affect the strength of the force of gravity in the solar system?

• Mass and distance

• Age and shape of a planet

• Speed and volume

• Temperature and light

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

A student says that Earth rotates on its axis as it revolves around the sun in a circular orbit, and that the sun is at the exact center of the orbit. What mistakes did the student make?

• Earth revolves on its axis and rotates around the sun

• Earth's orbit is oval and the sun is not at the exact center

• The sun revolves around the Earth and the Earth is at the exact center

• The sun rotates around Earth and Earth is not at the exact center

Tags

NGSS.MS-ESS1-1

What type of energy is stored in the bonds of atoms and molecules?

• Kinetic energy

• Thermal energy

• Chemical energy

• Electrical energy

Tags

NGSS.HS-PS1-4

Which of the following best describes the relationship between predators and prey in an ecosystem?

• Predators and prey do not interact.

• Predators eat prey, which controls the population of the prey species.

• Prey eat predators as a primary food source.

• Predators and prey cooperate to find food.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which property of water is responsible for its high surface tension?

• Density

• Transparency

• Hydrogen bonding

• Salinity

What is the function of the nucleus in a cell?

• It stores the cell's DNA and coordinates the cell's activities.

• It helps in the digestion of proteins.

• It produces energy for the cell.

• It assists in the movement of the cell.

Tags

NGSS.MS-LS1-2

Which cell structure is responsible for processing and packaging proteins?

• Golgi apparatus

• Mitochondria

• Ribosomes

• Endoplasmic reticulum

Tags

NGSS.MS-LS1-2

What is the primary purpose of photosynthesis?

• To produce oxygen as a waste product.

• To convert solar energy into chemical energy stored in glucose.

• To consume carbon dioxide from the atmosphere.

• To help plants grow taller.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3