Free Printable 01/24

Worksheets

01/24

Total questions: 12

Worksheet time: 10mins

Name

Class

Date

Atoms are made up of three subatomic particles:

(a)

Match the subatomic particle with the charge and location.

Protons

Positive charge, located in the nucleus

Neutrons

No charge, located in the nucleus

Electrons

Negative charge and orbiting the nucleus

If electrons are added to an atom, the atom becomes (a) charged.

If electrons are removed, the atoms becomes (b) charged. Atoms with additional or less electrons are called (c) .

Choose from the below words

positively

negatively

ions

neutral

Like charges

(a) . Opposite charges (b)

Choose from the below words

repel

attract

combine

neutralize

cancel

Static electricity is...

the buildup of electric charge on the surface of objects

the absence of electric charge in an object

the flow of electric current through a conductor

the process of generating electricity from heat

A generator is a machine that converts mechanical energy into electrical energy.

True

False

Electric field is...

An area around a charged object where electric forces are exerted.

A constant field that does not change with distance.

A field that describes magnetic forces only.

A scalar field representing temperature variations.

How tides are formed?

Tides are formed by the gravitational pull of the moon and the sun on Earth's oceans.

Tides are a result of wind patterns across the ocean.

Tides are influenced by the Earth's rotation alone.

Tides are caused by underwater volcanic activity.

Topography is...

the study of weather patterns

the process of land development

the measurement of sea levels

the arrangement of the natural and artificial physical features of an area

10.

Examples of mechanical weathering are...

Chemical erosion, sediment deposition, volcanic activity.

Soil formation, plant growth, nutrient cycling.

Glacial movement, tectonic shifts, ocean currents.

Freeze-thaw cycles, abrasion, root expansion.

11.

An example of chemical weathering is...

erosion of sand by wind

dissolution of limestone by carbonic acid

melting of ice in the sun

formation of soil from rocks

12.

What is an example of static electricity?

Using a metal spoon to stir soup.

Charging a phone battery.

Wearing rubber shoes on wet surface.

Rubbing a balloon with your hair.

Reset

01/24

Total questions: 12

Worksheet time: 10mins

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