Science Quiz

Which time of day does the Sun appear highest in the sky?

• Midnight

• Noon

• Sunrise

• Sunset

Which object is opaque?

• Glass window

• Ice cube

• Sunglass lens

• Wooden door

Which will a magnet attract?

• Glass marble

• Plastic cap

• Rubber band

• Steel nail

Which shows an effect of humans on an environment?

• A nest made of dead branches

• A river eroding away a riverbank

• A trail built by cutting down trees

• A group of butterflies landing on flowers

Which describes a change that takes place when a chocolate bar melts?

• A solid becomes a gas

• A liquid becomes a gas

• A solid becomes a liquid

• A liquid becomes a solid

What is the main gas found in the air we breathe?

• Oxygen

• Carbon Dioxide

• Nitrogen

• Hydrogen

Which planet is known as the Red Planet?

• Venus

• Mars

• Jupiter

• Saturn

What do plants need to perform photosynthesis?

• Oxygen, water, and sunlight

• Carbon dioxide, water, and sunlight

• Nitrogen, water, and sunlight

• Carbon dioxide, oxygen, and sunlight

Which part of the plant is responsible for making food?

• Roots

• Stem

• Leaves

• Flowers

What is the boiling point of water at sea level?

• 50°C

• 75°C

• 100°C

• 150°C