Welcome to your Satellites (STUDY BY TOPICS JUNIOR CLASS) NAME EMAIL PHONE NUMBER 1. Earth satellites are typically more than 100 km high so as to be above the Earth'sCloudAtmosphere.Gravitational field.Both of these2. Which satellites to Sky uplink their services to?None of the aboveAstra 2FAstra 2EAll of the above3. The Blue Streak satellites was lauched by which countryJapanU.S.AFranceAustralia4. A lunar month is about 28 days. If the moon were closer to the Earth than it is now, the lunar month would beNone of the aboveLess than 28 days.More than 28 days.Unchanged at 28 days5. The Osumi satellites was launched by which country FranceAustraliaU.S.AJapan6. The Sputnik 1 was lauched by which country JapanFranceAustraliaU.S.A7. Planets would crash into the sun if it weren't forThe inverse-square law.The fact that they are beyond the main gravitation of the sun.Their tangential velocities.Their vast distances from the sun.Their relatively small masses.8. How high up do the communication satellites that Sky use orbit at?230 miles2230 miles223000 miles22300 miles9. Which type of satellite is used to monitor atmospheric conditionsreconnaissanceobservationcommunicationweather10. The Nigeria SAT 1 is used for WeatherCommunicationSurveillanceObservation11. What did Bradford Parkinson receive as an award or his impacton the GPS satellite project?A Nobel Piece PrizeA MedalA Chocolate BarA Charles Stark Draper Prize12. According to Kepler's laws, the paths of planets about the sun areCircles.Parabolas.Straight lines.Ellipses.13. Which planet has two moonsVenusMecuryEarthMars14. Which of the following is not a vector quantity?VelocityNone are vector quantities.AccelerationSpeed15. An airplane that flies at 100 km/h in a 100 km/h hurricane crosswind has a ground speed of141 km/h.100 km/h.200 km/h0 km/h.16. The speeds of the planets about the sun depend onTheir periods of rotation.Their distances from the sun.The masses of the planets.None of the above are correct.17. Both Newton and Kepler considered forces on the planets. Kepler hypothesized the direction of the forces wasAlong their directions of travel.NeitherAway from the sunToward the sun.18. When was the first GPS satellite launched into space?198418841979197819. A woman on the surface of the Earth has a mass of 50 kilograms and a weight of 490 newtons. If the woman were floating freely inside a space habitat far away from Earth, she would haveMore weight and less mass.None of theseLess weight and the same mass.Less weight and more mass.Less weight and less mass.20. It takes Pluto a longer time to orbit the sun than the Earth does because PlutoGoes much slower.Has much further to go.Choices A and B are both correct.None of the above21 out of 20Time is Up!
