Explanation

• Jupiter takes approximately 4332.62 Earth days to complete one revolution around the Sun.
• Which is the longest revolution period of all the planets in our solar system.

Explanation

The sun rises in the East and sets in the West.

which means that the Earth is rotating from West to East. 

Earth revolves in orbit around the Sun in 365 days, 6 hours, 9 minutes.

with reference to the stars, at a speed ranging from 29.29 to 30.29 km/s.

The 6 hours, 9 minutes add up to about an extra day every fourth year,

which is designated a leap year, with the extra day added as February 29th.

Explanation

• Force is the only option that can change an object's speed.
• According to Newton's second law of motion, force is directly related to an object's acceleration, which is the change in speed over time.

Explanation

When handling a clinical thermometer, you should:

• Wash it before use (to ensure cleanliness and accuracy)
• Stay at one place (to avoid moving around and potentially breaking the thermometer)
• Place it in a cover after use (to protect the thermometer from damage and contamination)

But you should not Run while handling a clinical thermometer, as this could cause the thermometer to break or become damaged.

Explanation

The correct order of the levels in a food chain is:

• Producer (plants and algae that produce their own food through photosynthesis)
• Consumer (animals that eat producers or other consumers)
• Decomposer (organisms like bacteria and fungi that break down dead plants and animals)

Explanation

Magnesium plays a crucial role in:

• Developing and maintaining strong bones and teeth
• Regulating metabolic processes, such as energy production and glucose metabolism
• Supporting muscle and nerve function
• Maintaining healthy blood pressure and heart rhythm

Explanation

• The skull is a bony structure that encloses and protects the brain.
• It is made up of 22 bones that fuse together during childhood and adolescence.
• The skull provides a hard outer layer that safeguards the delicate tissues of the brain, shielding it from injuries and damage.

Explanation

• The stomach mixes food with digestive enzymes and acids.
• It churning and blending it into a liquid mixture called chyme.
• Much like a mixer combines ingredients together.

Explanation

• A closed circuit provides a complete path for the current to flow through.
• It allowing electricity to flow from the power source, through the wire, and back to the power source.

Explanation

An inclined plane is a slanting surface connecting a lower level to a higher level.

It is a simple machine that helps to lift or move loads to a higher position, and is commonly used in:

• Ramps
• Staircases
• Slides
• Ski lifts
• Hilly roads