Application of Forces & Transfer of Energy

These flashcards cover key concepts related to forces in nature, their effects, types of forces, and the transfer of energy, based on the lecture notes.

The force exerted by natural disasters such as earthquakes, tsunamis, and volcanic eruptions cause __ damage to surroundings.

massive

A __ is a powerful storm with strong winds and heavy rain, sometimes exceeding 200 km/h.

typhoon

The energy released during an __ can cause great damage.

earthquake

When magma reaches the earth’s surface, it is called __.

lava

A __ is a series of large ocean waves caused by a powerful earthquake under the ocean.

tsunami

Mobile technology helped locate and rescue approximately 20,000 stranded people during the __ earthquake and tsunami in Japan.

2011

The SI unit for force is __.

Newton (N)

Friction acts whenever one surface __ against another surface.

slides

The amount of friction created by an object depends on the __ of the surface and the object.

roughness

To reduce friction, using a __ surface can be effective.

smoother

A non-contact force exerted by a magnet on magnetic materials is called __.

magnetism

The SI unit of work and energy is __.

joule

The formula to calculate weight is __ = mass x gravitational field strength.

Weight

Energy cannot be created nor destroyed; it can only be __ from one form to another.

converted

Hydroelectricity is produced from __ water.

moving

The use of our energy sources has harmful effects on land and __ things.

living

The force exerted by natural disasters such as earthquakes, tsunamis, and volcanic eruptions cause _ damage to surroundings.

massive

A _ is a powerful storm with strong winds and heavy rain, sometimes exceeding 200 \text{ km/h}.

typhoon

The energy released during an _ can cause great damage.

earthquake

When magma reaches the earth's surface, it is called _.

lava

A _ is a series of large ocean waves caused by a powerful earthquake under the ocean.

tsunami

Mobile technology helped locate and rescue approximately 20,000 stranded people during the _ earthquake and tsunami in Japan.

2011

The SI unit for force is the _.

Newton (N)

Friction acts whenever one surface _ against another surface.

slides

The amount of friction created by an object depends on the _ of the surfaces in contact.

roughness

To reduce friction, using a _ surface can be effective.

smoother

A non-contact force exerted by a magnet on magnetic materials is called _.

magnetism

The SI unit of work and energy is the _.

joule (J)

The formula to calculate weight is _ = \text{mass} \times \text{gravitational field strength}.

Weight

Energy cannot be created nor destroyed; it can only be _ from one form to another.

converted

Hydroelectricity is produced from _ water.

moving

The use of energy sources has harmful effects on land and _ things.

living