Mrs. Paul's Science

Science 6 Review

By Ma'am Pauline

Gravity

Friction

​Forms of Energy

​Simple Machines

Physics

Interactions Among Living Things

Kinds of Ecosystem​

Biology

3^rd Long Test Pointers

3^rd Long Test Review

Interactions Among Living Things

Interactions Among Living Things | Science

3^rd Long Test Review

Intraspecific

Interspecific

Communication

Competition​

Competition

Predation

Symbiosis​

> Commensalism, Mutualism and Parasitism​​

Multiple Choice

This is the interaction among animals of the same species.

• Intraspecific Interaction

• Interspecific Interaction

Multiple Choice

It is the interspecific interaction wherein two or more species live together.

• competition

• predation

• symbiosis

Fill in the Blank

Give one type of symbiotic relationship.

Multiple Choice

Hummingbirds feed on nectar from flowers.  The flowers are pollinated by hummingbirds as they move from flower to flower.

• parasitism

• commensalism

• mutualism

Kinds of Ecosystem

• Tropical ​Rainforests

• Coral Reefs

• ​Mangrove Swamps​

Kinds of Ecosystem | Science

3^rd Long Test Review

Multiple Choice

Name the layers of the rainforest in order from the topmost to the ground.

• 1. Canopy Layer,

  2. Emergent Layer,

  3. Forest Floor,

  4. Understory Layer

• 1. Forest Floor,

  2. Canopy Layer,

  3. Understory Layer,

  4. Emergent Layer

• 1. Emergent Layer,

  2. Canopy Layer,

  3. Understory Layer,

  4. Forest Floor

Multiple Choice

What is true about coral reefs?

• -habitat and breeding sites for marine animals

• -increase CO2 in the water

• -boosts storms and waves towards coasts

Open Ended

Why are mangrove swamps important?

Gravity

Noncontact Force

Mass vs. Weight

We​ight = mass x gravitational field strength

Gravity | Science

3^rd Long Test Review

Multiple Choice

What is the weight of a sack of rice that has a mass of 50 kg?

• 500 N/kg

• 500 N

• 500 kg

Multiple Choice

What is the weight of a boy who has a mass of 40.38 kg?

• 40.38 N

• 438.0 N

• 438 N

• 403.8 N

Friction

Contact Force

Air Resistance

Applied Force, ​Mass and Rough/Smooth Surfaces

Ways of Increasing and Decreasing Friction​

Friction | Science

3^rd Long Test Review

Multiple Choice

Does it decrease or increase friction?

Smoothen the surface.

• decrease

• increase

Multiple Choice

Does it decrease or increase friction?

Use rubber or rough clothing materials.

• decrease

• increase

Multiple Choice

Does it decrease or increase friction?

Use lubricants such as grease and oil.

• decrease

• increase

Forms of Energy

• Mechanical Energy

• Electrical Energy

• Light Energy​

• ​Chemical Energy

• Sound Energy​

• ​Thermal Energy

Forms of Energy | Science

3^rd Long Test Review

1. Potential vs. Kinetic

2. Law of Conservation of Energy

3. Transformation of Energy​

Fill in the Blank

Give one form of energy that correctly completes this sentence:

The sun gives off __________ energy.

Multiple Choice

Which is true according to the law of conservation of energy?

• Energy cannot be created nor destroyed.

• Energy does not change its form.

• The total amount of energy changes.

Multiple Choice

Trace the transformation of energy in these objects.

• chemical - mechanical - light

• chemical - electrical - light & heat

• electrical - mechanical - light

Simple Machines

1. Lever

2. Pulley

3. ​Inclined Plane

4. ​Wedge

5. ​Screw

6. Wheel and Axle​

Simple Machines | Science

3^rd Long Test Review

Fill in the Blank

What type of simple machine is this?

Multiple Choice

What types of simple machine does this sharpener use?

• pulley & wedge

• wedge & inclined plane

• lever & wheel and axle

• wedge & wheel and axle

Multiple Choice

For what purpose can we use a screw?

• to be the plane where we can push heavy objects

• to split rocks into opposite directions

• to hold an object's parts together

Gravity

Friction

​Forms of Energy

​Simple Machines

Physics

Interactions Among Living Things

Kinds of Ecosystem​

Biology

3^rd Long Test Pointers

3^rd Long Test Review