Grade 5 Science Quiz: Matter, Machines & Pollution

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Matter & changes, simple machines, pollution

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shada haris

United Arab Emirates

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Grade 5 Science Quiz: Matter, Machines & Pollution


Grade 5 Science Quiz: Matter, Machines & PollutionVersion en ligne Matter & changes, simple machines, pollution par shada haris 1 Which state of matter has a definite shape and volume? a Solid b Liquid c Plasma d Gas 2 Change of state from solid to liquid is called? a Melting b Sublimation c Freezing d Evaporation 3 Which change is chemical? a Dissolving salt in water b Boiling water c Baking a cake d Ice melting 4 An inclined plane is a simple machine that mainly does what? a Stretches objects b Creates energy c Reduces the effort needed to lift a load d Increases friction 5 A screw is a type of inclined plane wrapped around a core. This design helps to? a Increase force and reduce effort needed to do work. b Absorb light c Create static friction d Increase weight 6 A wedge helps to? a Reduce friction b Split or cut objects apart c Make things heavier d Shape liquids 7 Wheel and axle mainly helps to? a Store energy b Create heat c Increase weight d Reduce effort and make work easier. 8 A pulley system primarily changes by a Changing color b Creating energy c Changing the direction of force and helps lift loads d Increasing mass 9 A lever uses a fulcrum to lift a load more easily. It is an example of a? a Compound machine b Chemical change c Nuclear reaction d Simple machine 10 Environmental pollution negatively affects air, water, and soil by? a Reducing biodiversity only in water b Introducing harmful substances that harm living things c Purifying all ecosystems always d Increasing cleanliness 11 What is the chemical symbol for water? a H2O b H2 c O2 d HO2 12 What is matter? a Anything that has mass and volume. b Light without mass c Time and space d Energy 13 Which simple machine changes the direction of a force? a Wedge b Lever c Pulley d Screw 14 What is pollution? a Healthy air and water b Natural weather patterns c Clean energy sources d Harmful substances in air, water, or soil 15 Which is an example of air pollution? a Oxygen in the atmosphere b Water vapor in clouds c Smog in the city d Clean indoor air 16 Which of these is not matter? a Water b Wood c Energy d Air 17 The screw is a form of which simple machine? a Inclined plane b Lever c Wedge d Pulley 18 Which activity most directly contributes to water pollution? a Collecting rainwater b Planting trees near rivers c Using recycled water d Discharging untreated sewage 19 Which is a form of matter with a definite volume but no definite shape? a Vapor b Gas c Liquid d Plasma 20 A substance made of only one type of atom is called __________. a Compound b Element c Mixture d Molecule 21 What is the energy form that moves objects due to a force? a Work b Speed c Power d Momentum 22 A student heats sugar and it turns brown with a new smell. What does this indicate? a Only colour change b No change occurred c A chemical change with new substance formation d It is a physical change as sugar can be recovered 23 Which pollution type is caused by burning fossil fuels? a Air pollution b Soil erosion c Noise pollution d Water pollution 24 In a pair of tweezers, the effort is applied between the fulcrum and the load. Identify the lever. a First class lever b Second class lever c Third class lever d Inclined plane 25 Which action reduces environmental pollution at school? a Install more plastic bags b Throw away after single use c Reduce, reuse, recycle d Ignore waste segregation

Grade 5 Science Quiz: Matter, Machines & Pollution

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Grade 5 Science Quiz: Matter, Machines & PollutionVersion en ligne

par shada haris

Which state of matter has a definite shape and volume?

Change of state from solid to liquid is called?

Which change is chemical?

An inclined plane is a simple machine that mainly does what?

A screw is a type of inclined plane wrapped around a core. This design helps to?

A wedge helps to?

Wheel and axle mainly helps to?

A pulley system primarily changes by

A lever uses a fulcrum to lift a load more easily. It is an example of a?

Environmental pollution negatively affects air, water, and soil by?

What is the chemical symbol for water?

What is matter?

Which simple machine changes the direction of a force?

What is pollution?

Which is an example of air pollution?

Which of these is not matter?

The screw is a form of which simple machine?

Which activity most directly contributes to water pollution?

Which is a form of matter with a definite volume but no definite shape?

A substance made of only one type of atom is called __________.

What is the energy form that moves objects due to a force?

A student heats sugar and it turns brown with a new smell. What does this indicate?

Which pollution type is caused by burning fossil fuels?

In a pair of tweezers, the effort is applied between the fulcrum and the load. Identify the lever.

Which action reduces environmental pollution at school?