Mass is measured in ___ while weight is measured in ___.

Kilograms; newtons

True or False: An object's weight remains the same regardless of its location in the universe.

False. Weight changes depending on the gravitational pull of the location.

I am the amount of matter in an object, constant wherever I go. What am I?

Mass

Fill in the blank: Mass is measured in ___ and ___ using a measuring scale.

Grams and kilograms

True or False: Weight is measured in grams and kilograms using a forcemeter.

False. Weight is measured in Newtons using a forcemeter.

Astronauts face a loss of calcium from their bones primarily due to ___ during extended periods in space.

Microgravity

True or False: Astronauts do not need to exercise while in space because their bodies are in a state of weightlessness.

False. They require two hours of exercise each day to combat muscle weakness.

During rehabilitation after returning to Earth, astronauts must retrain their bodies to adapt to ___ and regain their physical fitness.

Gravity

When an object is submerged in water, it displaces a volume of water equal to its ___ volume.

Submerged

True or False: The concept of displacement was discovered by Archimedes, who shouted 'Eureka!' upon noticing the water level rise in his bath.

True

An object floats when its upthrust is ___ to its weight.

Equal or greater

True or False: A container ship can sink because its mass is greater than the water it displaces.

False. A container ship floats because it displaces a greater mass of water than its own weight.

Fill in the blank: A series circuit has ___ path(s) for electric current to follow.

One

Fill in the blank: The invention of the first practical battery, known as the voltaic pile, was created by ____, using stacked copper and zinc discs.

Alessandro Volta

Fill in the blank: Alkaline batteries are commonly used in devices like ___ and ___, but they are not rechargeable.

Torches and toys