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Questions (199)

Which statement explains how gravity and inertia work together?They change the motion of objects. They take turns working on
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Which statement describes a newton?It exists only for objects on Earth. It measures the mass of an object. It reflects the
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Which statement describes Newton’s law of universal gravitation?Mass has little effect on gravity between objects. Gravity
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Predicting MotionFredo’s spaceship takes him to the very edge of known space. There, gravity has no effect at all. Fredo takes
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Analyzing Gravitational PullThe planets Hox and Blox are near each other in the Dorgon system. The Dorgons have very advanced
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Distinguishing Mass and Weight and Their Effect on GravityAn object’s ___ will remain constant throughout the universe, but
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Describing How Factors Affect GravityIn a far-off galaxy, an astronomer observes a moon orbiting a planet. The moon stays in
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Explain How Earth Stays in OrbitWhich force helps keep Earth in orbit? Earth’s gravity the moon’s inertia the Sun’s
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Describing Influences on GravityWhich factors determine how much gravity a body in the universe possesses? Check all that apply.
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The force that contributed to the formation of planets, determines the motion of bodies in the solar system, and pulls objects
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how can the expansion of EU membership cause division(simple answer)
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How does the desire of European countries to keep their independence divide europe
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Question 41 of 43When grinding, use a _________ _________ that protects the eyes from all directions. (1 point) A. eye patch B.
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Question 36 of 43Cut on the _________ stroke of the radial arm saw. (1 point) A. back B. left C. reverse D. forward E. correct
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Question 31 of 43Safety glasses will be worn when? (1 point) A. Sometimes B. Always C. Never D. When at machines E. Up until 5pm
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Question 26 of 43When starting the grinder, where does the operator (you) stand? (1 point) A. On top B. To the side C. Behind D.
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Question 21 of 43The band saw guard and guide should be set within _______ inch/inches of the stock. (1 point) A. 1/16 B. 1/4 C.
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Question 16 of 43Never saw through ______________ knots. (1 point) A. tight B. loose C. brown D. wide E. big Question 17 of 43
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Question 11 of 43Lift heavy objects with your ________ and not your back. (1 point) A. legs B. feet C. back D. knees E. forklift
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Question 6 of 43When using a portable belt sander, work with the cord _______________, so that the sander doesn't run over it.
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Why does the operator of a surfacer never plane two (2) boards side by side?(1 point) A. Kick back B. Punter C. Kick forward D.
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Never put your hands on the ____________ of the surfacer(1 point) A. start button B. top C. base D. bed, also known as the table
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The distance between the tool rest and the grinding shall not exceed ________ inch on the grinder.(1 point) A. 1/8 to 1/4" B.
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Keep fingers at least _________ inch/inches from the moving blade of a band saw.(1 point) A. 1 B. 2 C. 3 D. 4 E. 6
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The purpose of the "tail off" person is to ____________ the stock, not to pull the stock on the table saw.(1 point) A. pull B.
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Which statements describe Newton and the law of universal gravitation? Check all that apply.Newton believed that gravity was a
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Which statement describes the density of the inner planets?All the inner planets are dense. The inner planets are less dense
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Which statement best describes the size of the outer planets?All the outer planets are large. All the outer planets, except
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Which statement accurately describes the atmospheres of the inner planets?Mars has no atmosphere. Mercury has a thick
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Which is one characteristic that Mars and Earth share?rings seasons few clouds active volcanoes
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Which phrase describes how Jupiter and Saturn are similar?visible storms slow rotations many moons fast revolutions
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Which three words best describe the composition of the inner planets?solid, smooth, giant rocky, solid, dense giant, dense,
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How does the tectonic activity of the terrestrial planets compare with that of the gas giants?All of the terrestrial planets
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Which two phrases describe the motion of all the outer planets?no rotation, slow revolution fast rotation, slow revolution
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Which statement describes the size of the inner planets?All the inner planets, except Mercury, are large. The inner planets are
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Which planet is the smallest and the closest to the Sun?Earth Mars Mercury Venus
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Describing Kinetic and Potential EnergyWhich statements describe kinetic and potential energy? Check all that apply. Energy can
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Fill in the terms that best complete the statement.causes movement of an object, whereas is the work done on an object in a
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Teeth are an example of which type of simple machine?lever wedge inclined plane pulley
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A screw has 4 threads per centimeter and a circumference of 2 centimeters. What is the mechanical advantage of the screw?2 4 6 8
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The table shows dimensions of four wheel and axles.A 3-column table with 4 rows. The first column has entries W, X, Y, Z. The
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Which simple machine turns about a fixed point called a fulcrum?a pulley a lever a screw a wedge
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A lever has a total length of 12 meters with a fulcrum at the exact center of the lever. Which best describes how to double the
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Which two simple machines can be found in a bicycle?a lever and a wheel and axle a pulley and a wedge a wedge and a wheel and
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What is the mechanical advantage of an inclined plane that has a length of 9 feet and a height of 3 feet?0.3 3 6 27
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The diagram shows a lever.What is the mechanical advantage of the lever? 3m and 6m 2 3 6 9
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The diagram shows a lever.What is the mechanical advantage of the lever? 2 3 6 9
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Describe the Habitability of PlanetsWhich statement accurately describes the habitability of the planets? The moons of the
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Europe Lesson 14. Section - 3 economic cooperationcentripetal forces 1. How does the development of a supernatural level of
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Europe Lesson 14. Section - 2 economic cooperationcentrifugal Forces How do the differences between western and eastern nations
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Europe Lesson 14. Section - 2 economic cooperationcentripetal forces how does creation of an EU trading bloc unite europe
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Europe Lesson 14. section 2 - economic cooperation in the EUhow does the common market unite Europe?
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Which statements accurately compare the tectonic activity of the planets? Check all that apply.The terrestrial planets
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Distinguishing Inner and Outer PlanetsA 2 column by 2 row table. Column 1 is titled Planet with the following entries: A, B.
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Complete the paragraph to compare Uranus and Neptune.Uranus and Neptune are called “ice giants” because they experience very
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Jena is doing research on one of the planets of the solar system. She writes:"This planet quickly revolves around the Sun and
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Question 43 of 43Be sure at least _____________ inch/inches of the bit shank of the router is in the chuck of a router. (1
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Question 42 of 43When using an electric drill with a keyed chuck, what needs to be removed before turning it on? (1 point) A. up
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Question 39 of 43When using a jointer, never cut deeper than ___________ inch/inches. The jointer is usually set at a 1/16". (1
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Question 40 of 43Cut on the _________ stroke of the radial arm saw. (1 point) A. back B. left C. reverse D. forward E. correct
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Cut on the _________ stroke of the radial arm saw.(1 point)
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What do comets and asteroids have in common?They are made of ice. They orbit the Sun. They are made of metal debris. They are at
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In addition to proposing that planetary orbits are elliptical, what other modification did Kepler make to Copernicus’s model?P
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Look at the diagram of the solar system.The solar system shows the sun and planets in their orbits around Earth in this order:
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Which correctly lists three scientists who supported the heliocentric model of the solar system?Aristotle, Ptolemy, Copernicus
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Which describes one way that Aristarchus's explanation of the movement of objects in the sky was different from other
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Look at the image of the solar system.The solar system with labels W through Z shows the planets lined up in order beginning
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Why was Copernicus’s heliocentric model not believed until Galileo and Kepler provided more evidence?The model had the moon
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Why was Copernicus’s heliocentric model not believed until Galileo and Kepler provided more evidence?
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Which two gaseous giants did Renaissance scientists such as Galileo know about?Jupiter and Saturn Mars and Neptune Neptune and
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The mechanical advantage of a wheel and axle is the radius of the wheel divided by the radius of the axle. On wheel and axle A,
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Which ramp requires the least amount of force?A man pushes a ball on a ramp with an arrow after the ball pointing up the ramp.
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What is a combination of two or more simple machines?a complicated machine a compound machine a compiled machine a converted
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Trisha works for a roofing company and needs to move shingles from the ground to the roof.What simple machine would help her
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Which simple machine is a doorknob?a lever a screw a pulley a wheel and axle
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Which simple machine is the lid of a jar?a lever a screw an inclined plane a wheel and axle
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Which objects are inclined planes? Select three options.a nail a staircase a seesaw a wheelchair ramp a slide
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Your front teeth can act as a simple machine. Which machine are they?A. an inclined plane B. a wedge C. a lever D. a pulley
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In a wheel and axle, the radius of the wheel is 20 cm and the radius of the axle is 4 cm. What is the mechanical advantage?
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Calculating Mechanical AdvantageA bar sits on top of a brown triangle with a black weight at the left end and a finger pushing
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Why is the Copernican Revolution significant? Select three options.A. Few advancements in scientific knowledge were made. B.
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Which contributions did Johannes Kepler make? Select three options.a.He revived Aristotle’s model of the solar system. b.He
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Which is most likely why many scientists reject the cold fusion theory?There is too much waste involved in the process. Cold
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Which statement is true about nuclear fusion?It is caused by the same process that causes nuclear fission. It does not occur
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How does critical mass play a role in nuclear reactions?A. It is the minimum amount of material needed to start a fission
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Which best describes nuclear fission?1. A nucleus spontaneously splits and absorbs energy. 2. Two nuclei spontaneously combine
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calculating Mechanical Advantage inclined plane is 30 meters long and 2 meters high. What is the mechanical advantage of the
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At the equator meridians are _____ apart.At the poles, meridians are __________ apart. How to write latitude and longitude.
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Places to the __________ are measures as east longitude 0 degrees east to 180 degrees east (eastern hemisphere)Meridians.
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Use the periodic table to complete this equation that represents nuclear fission processes.23592U + 10n → 13956Ba + ABC + 3
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Use the periodic table and your knowledge of isotopes to complete these statements.When polonium-210 emits an alpha particle,
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Use the periodic table and what you know about mass numbers to complete each statement.U-238 has protons and146 neutrons.A
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two movers use a rope system to lift a box to a third story apartment they do 1,200 j of work on the rope system, and the rope
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A. all organisms share certain characteristics>organism-______ >______________ >cell-___________
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places to the _____ of the prime meridian are measured as west longitude from 0 degrees west to 180 degrees west
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the prime meridian , which is located at _____, opposite of the prime meridianthe international date line is located at______
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the tropic of cancer is at _____ latitudethe tropic of Capricorn is at _____ latitude longitude] >___________ of longitude meet
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latitude>run in an __________ direction (the same direction as _____), but are measured north to south of the equator >think lat
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longitude & latitude>both are sets of straight lines that are numbered in degrees and drawn in a grip pattern on small-scale
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