Science Trivia Questions — page 73

How many eggs are in 1 gross?

• A48
• B12
• C96
• D144

Meteorologists categorize hurricanes based on the Saffir-Simpson scale. The scale measures the intensity and destructive potential of hurricanes. Which factor has the most significant effect on the strength of a hurricane?

• Athe direction that the hurricane rotates
• Bthe number of hurricanes that form in a year
• Cthe initial speed of a hurricane
• Dthe temperature of the water below the hurricane

A container tips over and liquid spills on the work surface during a laboratory exercise. What should the student do first?

• Acall the janitor
• Bnotify the teacher
• Ctell a classmate
• Dwipe up the spill

What happens to the physical state of water when it freezes?

• Aexpands
• Bchanges color
• Ccontracts
• Dbecomes warm

Fossil fuels are formed

• Ain underground reservoirs that are relatively cool.
• Bfrom the remains of organisms.
• Cin shallow areas over short periods of time.
• Dby high winds and temperatures.

What is the symbol for Hydrogen?

• AHr
• BH
• CHy
• DHd

A car has a small gasoline engine combined with a battery-powered electric motor. When the car stops at a red light, the gasoline engine stops running and the electric motor begins working. How does this type of car most likely benefit people?

• Auses less gasoline
• Breduces traffic
• Ccarries more passengers
• Daccelerates faster

The atmosphere of Earth blocks many of the Sun's rays. If weather patterns change and more of the Sun's rays penetrate the atmosphere of Earth, which is most likely to increase?

• Athe length of each season
• Bthe pull of gravity
• Cthe number of daylight hours
• Dthe evaporation of oceans

Which situation is an example of an inherited trait?

• Abirds following migratory patterns
• Bmonkeys using twigs to get food
• Clions preying on zebras
• Dbears opening coolers at campsites

The German word edelweiss, referring to one of the most famous European mountain flowers, means what in English?

• AFrost and noble
• BNoble and white
• CBeautiful and white
• DFrost and white

When a switch to a ceiling fan is turned on, electrical energy is being transformed into

• Aatomic energy.
• Bchemical energy.
• Cpotential energy.
• Dmechanical energy.

Which cells help to destroy pathogens such as bacteria that enter the human body?

• Aliver cells
• Bwhite blood cells
• Cbrain cells
• Dred blood cells

This is one of the major equations of relativity.

• AV=arcsine(pi+i^2)
• BV=(4/3)*pi*r^2
• CE=M*C^2
• DL=sqrt(L/g)

What is one way people are helping the environment?

• AThey are planting trees to replace the ones that are cut.
• BThey are building more roads so more people can see natural areas.
• CThey are using their cars more to get to places faster.
• DThey are building more dumps to hold the trash we create.

Which is an example of condensation?

• Awater boiling in a pot
• Bwater being absorbed by plants
• Csalt being removed from water
• Dmoisture on mirror after hot shower

What force is needed to help stop a child from slipping on ice?

• Amagnetic
• Bgravity
• Cfriction
• Delectric

People take in and release gases from the air when they breathe. Which exhaled gas is a waste product of respiration?

• Ahelium
• Bcarbon dioxide
• Chydrogen
• Doxygen

Which of the following best describes a change in Earth's atmosphere made by early photosynthetic life?

• Adecreased ability to transmit light
• Bincreased level of carbon dioxide
• Cdecreased ability to support life
• Dincreased level of oxygen

Did Voyager obtain the first images of Mars?

• AYes
• BNo

A student climbs up a rocky mountain trail in Maine. She sees many small pieces of rock on the path. Which action most likely made the small pieces of rock?

• Ashells and bones sticking together
• Bice breaking large rocks apart
• Cleaves pressing down tightly
• Dsand blowing into cracks

Some marine organisms living deep in the ocean can produce their own light. The light they produce is most likely used for which of these activities?

• Aattracting prey
• Bmoving through the water
• Cproducing oxygen
• Descaping predators

Two balls rolled down two identical inclined planes. The balls were exactly the same mass and size, but one ball rolled down the inclined plane faster. Identify a possible reason that one ball rolled faster than the other ball.

• AOne ball was red and the other ball was blue.
• BOne ball was new and the other ball was old.
• COne ball was sticky and the other ball was smooth.
• DOne ball was shiny and the other ball was dull.

Which temperature is the freezing point of water?

• A100°F
• B0°F
• C50°F
• D32°F

The presence of an animal fossil in a rock gives evidence of

• Aexactly when the animal was born
• Bhow many babies the animal had
• Cwhat hunting behaviors the animal used
• Dthe time period the animal lived in

In order for nitrogen to be used for growth in organisms, it must be "fixed." When nitrogen is "fixed," it is combined into the form of ammonium or other nitrogen ions. During which type of fixation do organisms and nitrogen interact?

• Abiological
• Blightning
• Cindustrial
• Dcombustion

In an experiment studying phototropism, students grew bean plants in labeled cardboard milk cartons. Afterward, the plants and soil were properly discarded. Which instruction line BEST conserves the remaining resources?

• Areuse the markers, discard the milk cartons
• Bdiscard the markers, reuse the milk cartons
• Crecycle the markers, reuse the milk cartons
• Dreuse the markers, recycle the milk cartons

Which of these is necessary for life on Earth?

• Atrees
• Bsoil
• Cwater
• Dwind

An exploratory robot was sent to the planet Mars. The gravity on Mars is weaker than the gravity on Earth. Compared to the mass and weight of the robot on Earth, the robot on Mars has

• Aequal mass but less weight.
• Bless mass and weight.
• Cequal mass and weight.
• Dless mass but equal weight.

One type of animal hatches from an egg, breathes through gills when it is young, and mainly lives on land as an adult. Into which group is this animal classified?

• Abirds
• Bamphibians
• Creptiles
• Dmammals

Which is a renewable natural resource that can be replenished over a period of time?

• Atrees
• Boil
• Ccoal
• Dnatural gas

Malaleuca alternifolia is the Latin name of this plant.

• APeppermint
• BTea tree
• CLavender
• DSandalwood

Students planned an investigation that included adding a quantity of vinegar to a small amount of baking soda. Which is the best tool to measure the volume of the liquid vinegar used in the investigation?

• Aspring scale
• Bgraduated cylinder
• Cmeter stick
• Dpan balance

Light bulbs vary in their ability to use electrical energy efficiently. Alicia compared the amount of electrical energy needed to light an incandescent bulb and a fluorescent bulb. Which units would Alicia use to compare electrical energy usage?

• Anewtons
• Bjoules
• Cvolts
• Dwatts

Every night, Johnny reads next to a lamp that is lit by an incandescent light bulb. Which is the best indication that the transfer of electrical energy to the lamp is inefficient?

• AThe lamp can be turned off at a switch.
• BThe bulb gets hot.
• CThe bulb produces light.
• DThe lamp uses copper wires.

Which of the following organisms have the greatest effect on an ecosystem because of the changes they make to their environment?

• Awasps building a nest in a leafy bush
• Bbees building a hive in a hollow tree
• Cfish digging a burrow on a river bottom
• Dbeavers building a dam across a stream

Which traits would a species of nocturnal predators most likely develop over time to survive in the wild?

• Aa small size
• Bsharp vision and hearing
• Cflat, grinding teeth
• Dresistance to weather changes

Which of these describes a chemical change?

• Apaper burning
• Bwater becoming steam
• Cwater freezing
• Dpaper being torn

According to scientists, donkeys and horses share a common ancestor. Which evidence shows that the two organisms are related?

• AThey have the same diet.
• BBoth run fast.
• CBoth are tall.
• DThey have the same bones in their limbs.

Plants have cells, tissues, organs, and systems that allow them to function as complete organisms. Which parts of a plant function as an organ?

• Aleaves
• Broot hairs
• Cchlorophyll molecules
• Dspores

Abnormal cell division may result in

• Adisease prevention
• Btissue repair
• Ccancer
• Dmetamorphosis

Freda always hangs her wet swimsuit outdoors after getting out of the swimming pool. Which of the following is least likely to affect the rate at which Freda's swimsuit dries?

• Athe heat of the Sun
• Bthe amount of water vapor in the air
• Cthe temperature of the water in the pool
• Dthe speed of the wind

All of the following are renewable resources except

• Atrees.
• Bwind.
• Cwater.
• Dminerals.

Both Newton and Leibnitz claimed credit for inventing" calculus. Which statement about calculus is true?

• AWhoever invented it, we use Newton's notation.
• BEuler really invented it.
• CGauss really invented it.
• DWhoever invented it, we use Leibnitz notation.

Which of the following is a harmful waste material that leaves the blood and travels through the lungs before leaving the body?

• AH2O.
• BNaCl.
• CCO2.
• DO2.

The relationship between an owl and a mouse is a

• Amutualistic relationship.
• Bparasite-host relationship.
• Csymbiotic relationship.
• Dpredator-prey relationship.

An overdose of what vitamin can cause diarrhea, nausea and heartburn?

• AVitamin A
• BVitamin B5
• CVitamin C
• DVitamin K

Which interaction between animals best controls the population of a species?

• Alions preying on zebras
• Bwolves traveling in packs
• Cwild animals marking their territories
• Dremora fish traveling with sharks

Which of the following primates is the closest related to humans? (That is, this primate has more DNA in common with humans than any other living creature does.)

• AOrangutan
• BChimpanzee
• CGorilla
• DLemur

What is a true statement about all foods?

• AAll foods are solid.
• BAll foods taste good.
• CAll foods provide nutrients.
• DAll foods should be cooked.

A student observes zinc turning from a solid to a liquid in a laboratory investigation. Which statement describes the change in zinc atoms while melting?

• AThe zinc atoms were changed into atoms of another element.
• BThe zinc atoms lost their relative fixed position.
• CThe mass of the zinc atoms decreased.
• DThe size of the zinc atoms decreased.