Grade 6 Term 2 Revision 21-22

Grade 6 Term 2 Revision

By Tanzeel Haq

Multiple Choice

The picture below is an example of _________________.

• osmosis

• isotonic

• diffusion

• active transport

Multiple Choice

How do the particles move in diffusion?

• From a region of low concentration to a region of high concentration

• From a region of high concentration to a region of low concentration

• From a region of low concentration to a region of low concentration

• From a region of high concentration to a region of high concentration

Multiple Choice

How long does diffusion last?

• Until the concentration of particles in the system is equal

• (Select this answer and I swear i'll make it harder for you in the assessment task)

• Until a region in the system has a greater concentration of particles than the other

• Until the particles disappear from the system

Multiple Choice

Thermal expansion occurs when particles of matter move farther apart as temperature increase.

• true

• false

Multiple Choice

The liquid in a thermometer ______________ as the temperature increases.

• expands
• disappears
• freezes
• explodes

Draw

Draw a particle diagram to show WHat happens when a gas expnands.

Open Ended

WHat Happens to the solid metal when the Temperatre is increased?

Multiple Choice

Which statement best describes the importance of joints in the roadways of bridges?

• Joints strengthen the roadway to support cars and trucks

• Joints allow the roadway to expand and contract with changing outside temperatures

• Joints allow the roadway to expand and contract as cars put force on the bridge

• Joints allow the bridge to be built in smaller, easier to assemble pieces.

Multiple Choice

Choose the picture depicting the solid at the highest temperature

Multiple Choice

Do you think thermal expansion affects all states of matter or just one?

• All States of Matter

• Just Solids

• Just Liquids

• Just Gases

Multiple Choice

Thermal energy always moves from ____________ objects to ______________ objects.

• cooler, warmer
• warmer, cooler
• faster, slower
• slower, faster

Multiple Choice

A camera which produces images with different colors based on the heat of an object is

• Digital camera

• Thermogram

• Thermometer

• Thermos camera

Multiple Choice

The object that provides energy for the energy transfer is called __________.

• source object

• receiver object

• empty object

• energy object

Multiple Choice

The object that gains energy from the energy transfer is called _________.

• source object

• receiver object

• empty object

• energy object

Multiple Choice

When you are heating food in a microwave oven, what object is the food?

• source object

• receiver object

Multiple Choice

• Conduction

• Convection

• Radiation

Multiple Choice

How does heat energy reach the Earth from the Sun

• Convection

• Radiation

• Conduction

• Insulation

Multiple Choice

• Conduction

• Convection

• Radiation

Multiple Choice

• Conduction

• Convection

• Radiation

Multiple Choice

The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer. 

• conduction
• convection
• radiation

Multiple Choice

What is Specific Heat?

• The  amount of thermal energy required to increase the temperature of 1kg of a material by 1°C.
  
• The  amount of radiant energy required to increase the temperature of 1kgof a material by 1°C
• The  amount of energy required to increase the temperature of 1kgof a material by 1°C.
• The  amount of friction  required to increase the temperature of 1kgof a material by 1°C.

Multiple Choice

Specific heat of water is  4.18 J/g°C. Specific heat of wood is 1.760 J/g°C What material needs more heat energy to raise the temperature?

• Water
• Wood
• Both are same

Open Ended

Calculate the Change in Temperature

Initial temp = 40 C

Final temp = 65 C

Draw

Draw how particles move in Solid liquid and gas

Multiple Choice

Element or Compound?
H₂SO₄

• Element
• Compound

Multiple Choice

What is the name of a single type of atom?

• cell
• proton
• element
• atom

Multiple Choice

Carbon is considered an element, while carbon dioxide is considered a compound. This is because carbon dioxide is ---

• a gas at room temperature.

• made of two different elements.

• given off by green plants.

• useful to human beings

Multiple Choice

How many atoms of carbon (C) are in C₆H₁₂O₆?

• 3
• 6
• 12
• 24

Multiple Choice

The small number to the right of an elemental symbol  ( H₂₎ is called?

•  a subscript 
• a coefficient 
• a variable 
• a divisor 

Multiple Choice

In CHARLES'S LAW, volume and temperature have a ______ proportionality.

• direct

• inverse

• linear

• exponential

Multiple Choice

In CHARLES' LAW, what happens to temperature of a gas when the volume doubles?

• The temperature also doubles.

• The temperature decreases to half of its original volume.

• The temperature doesn't change.

• The temperature quadruples.

Multiple Choice

Whose law states that as pressure goes up, volume goes down?

• Charles 
• Boyle
• Aglow
• Mazias 

Multiple Choice

What type of relationship to pressure and volume have?

• direct
• inverse
• no relationship
• I don't know

Multiple Choice

What causes air pressure?

• force of collisions from air particles

• air particles increasing in size

• increasing the mass of each air particle

• air particles changing state

Multiple Choice

What type of relationship is there between pressure and temperature?

• inversely proportional

• proportional

• no relationship

Multiple Choice

What concept on pressure does the image show?

• adding particles increases pressure

• more mass increases pressure

• larger particles increases pressure

• more space between particles increases pressure

Multiple Choice

Which cooking device will allow you to heat up water hotter than it's boiling point?

• skillet

• pressure cooker

• crock pot

• pasta pan

Multiple Choice

Non-metals are insulators, this means electricity:

• Can flow through them

• Cannot flow through them

Multiple Choice

Hydrogen, Helium, and Fluorine are all listed as -

• semi-metals

• non-metals

• metalloids

• metals

Multiple Choice

The following properties are all characteristics of ionic compounds EXCEPT

• high melting and boiling points

• soft

• crystal lattice structure

• conduct electricity when dissolved in water

Multiple Choice

Covalent compound are _________ conductors of electricity and thermal energy.

• good

• poor

• neither

Multiple Choice

The handle of a frying pan is often coated in rubber because rubber provides...

• Heat insulation
• Heat conduction
• A low melting point
• A nonstick surface

Multiple Choice

What is NOT an example of an insulator in the kitchen?

• An oven mitt
• Pots and pans
• A wooden spoon
• A plastic measuring cup

Multiple Choice

All of the following are conductors except _______.

• metal spoon
• wire
• iron nail
• plastic spoon

Multiple Choice

Thermal energy travels...

• Hot to cold
• Cold to hot
• Inside to outside
• Outside to inside

Draw

Mark the place in the graph where the Kinetic energy will be highest

Draw

Mark the place in the graph where the Potential energy will be highest

Multiple Choice

No bubbles are formed.

• boiling

• evaporation

Multiple Choice

Can happen at any temperature

• boiling

• evaporation

Multiple Choice

Bubbles form

• boiling

• evaporation

Multiple Choice

Happens only at the surface of the liquid

• boiling

• evaporation

Multiple Choice

Evaporation can happen even when a liquid is not boiling.

• true

• false