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- 1. Multiple ChoiceThe north and south poles of two magnets ______________ each other.a. have no reaction tob. move away fromc. repeld. attract
- 2. Multiple ChoiceIf you placed the south pole of one bar magnet near the south pole of another bar magnet, the two magnets would __________ each other.attractcancelrepeldischarge
- 3. Multiple ChoiceThe Earth is a giant magnet.truefalse
- 4. Multiple ChoiceIron, Nickel and cobalt are all __________________ materialsShinypolesmagneticcold
- 5. Multiple ChoiceHow is a permanent magnet DIFFERENT from a temporary magnet?A permanent magnet attracts materials made of iron.A permanent magnet has poles.A permanent magnet has a magnetic field.A permanent magnet keeps its magnetism for a long time.
- 6. Multiple Choice
What is a Force?The distanceMassA push or pullGive me a failing grade - 7. Multiple ChoiceThe unit of force ism/sm/s^2newtonkg
- 8. Multiple ChoiceWhat is the net force in this picture?50 Newtons to the right950 Newtons to the right950 Newtons to the left50 Newtons to the left
- 9. Multiple ChoiceIf an object is stationary (not moving) the forces acting upon it are _____________unbalancedweakbalancedHulk Smash!
- 10. Multiple ChoiceWhich one is balanced?topbottomboth
- 11. Multiple ChoiceWhat type of force?MagneticGravitationalAppliedNormal
- 12. Multiple ChoiceWhat force brings the pencil down?AppliedMagneticNormalGravitational
- 13. Multiple ChoiceThe amount of matter in an object ispressureweightmassforce
- 14. Multiple ChoiceWhich of the following never changes no matter where in the universe?weightforcemasspounds
- 15. Multiple ChoiceWhat does this tool measure?weightmetersmassforce
- 16. Multiple Choice
Which planet is the closest planet to the sun?
Mercury
Venus
Mars
Pluto
- 17. Multiple ChoiceBesides Pluto, which planet is the furthest planet from the sun?MercuryEarthNeptuneUranus
- 18. Multiple Choice
What happens to our shadow when the sun is low in the sky?
It gets shorter
It gets longer
It is not visible if it is sunny
- 19. Multiple ChoiceAt position A, which hemisphere would have summer?Northern hemisphereSouthern hemisphere
- 20. Multiple ChoiceWhat happens when the area in which you live tilts away from the sun?It is summer.It is spring.It is winter.It is fall.
- 21. Multiple ChoiceWhat happens as Earth rotates?The sun appears to riseThe sun moves across the skyThe sun appears to setAll of the above
- 22. Multiple ChoiceHow long does it take for the Earth to make one complete rotation?365 days/1 year1 week24 hours/1 day
- 23. Multiple ChoiceWhat part of the moon do we see from Earth?all of itthe same sidenone of itonly one quarter
- 24. Multiple ChoiceThe moon seems to change shape from day to day in a cycle that lasts about a month as it goes through _.revolutionsphasesrotationseclipses
- 25. Multiple ChoiceName the moon phaseFirst QuarterLast QuarterNew MoonFull Moon
- 26. Multiple ChoiceTwo types of circuits areparallel and magneticelectromagnetic and seriesseries and parallel
- 27. Multiple ChoiceThe unit for current is theVoltOhmElectronAmp
- 28. Multiple ChoiceIn a ________ circuit there are multiple paths for the current to take.SeriesParallel
- 29. Multiple ChoiceIn a _________ circuit, if one bulb goes out then the entire circuit doesn't work.SeriesParallel
- 30. Multiple ChoiceThe force keeping a planet in orbit around the sun is...FrictionTensionGravityweight
- 31. Multiple ChoiceIf an object has the same number of positive and negative charges, its electrical charge is...positivenegativeneutral or no chargeopposite
- 32. Multiple ChoiceAtoms may have electrons which carry a...positive chargenegative chargeneutral or no chargeopposite
- 33. Multiple ChoiceStatic means...not movingmoving slowlymoving quicky
- 34. Multiple ChoiceOne example of static electricity is...rainthunderlightning
- 35. Multiple ChoiceTwo objects that have opposite charges will...attractrepelnot move
- 36. Multiple ChoiceThe girl's hair and the comb are attracting one another. The hair and the comb haveopposite chargeslike charges
- 37. Multiple ChoiceWhat is the equation used to calculate pressure?pressure= force/masspressure =mass/volumepressure=area/forcepressure=force/area
- 38. Multiple ChoiceWhat is the unit of measurement for pressure?pascalgramsmillitersmeters
- 39. Multiple Choice
When you increase your depth under water, the water pressure on your body
increases
decreases
stays the same
- 40. Multiple Choice
An object will float on water if it is
less dense than water.
more dense than water.
the same density as water.
- 41. Multiple ChoiceWhat pressure does a 4000N horse exert on the ground if each foot is 10cm2?40 N/cm2100 N/cm2400 N/cm210 N/cm2
- 42. Multiple ChoiceThis is a picture of a simple electromagnet. How can the electromagnet be made stronger?Add more coils of wire to the nail.Use a smaller battery.Reverse the poles of the magnet.Remove all the coils and the nail.
- 43. Multiple ChoiceWhat kind of magnet can be turned on and off?refridgerator magnetelectromagnetmagnetiteiron
- 44. Multiple ChoiceHow is Earth's magnetic field similar to that of a magnet?It is hundreds of miles longIt has north and south polesIt is made in Earth's coreIt is shaped like a horseshoe
- 45. Multiple ChoiceWhy does a compass needle point north?The compass is a bar magnetBecause north is upBecause it's magicIt lines up with the Earth's magnetic field
- 46. Multiple ChoiceA ___________ is a device that has a magnetized needle that can spin freely.magnetcompassfilingelectron
- 47. Multiple Choice
What is this called?
equator lights
northern lights
aurora borealis
greenies
- 48. Multiple ChoiceIf the mass of an object on Earth is 18 grams, what would the mass of the same object be on the Moon?18 g4 g0 g32 g
- 49. Multiple ChoiceThe scientific unit for mass isKgNpoundsounces
- 50. Multiple Choice
If your mass is 35 kg on Earth, what would you weigh on Mars (g = 3.7 m/s2)?
120 N
130 N
120 kg
130 kg
- Answer choicesTagsAnswer choicesTags