Lunar eclipse - Study guides, Class notes & Summaries

A headline reads, "Brightness of Star X has significantly decreased, now at a magnitude of 1.50." Given what you know of magnitude values of stars, which of these could the magnitude have plausibly been before the decrease in brightness? a. 2.3 b. 5 c. -1.7 d. -3.4 e. 0.2 correct answers e. 0.2 A scientist hypothesizes that drinking milk causes pimples in humans. He tests his hypothesis by drinking milk and observing his own skin. After consuming milk, the scientist breaks out in pim...

Astronomy 1010 Clemson Final Exam with Complete & Verified Solutions What causes the seasons? - ANSWER The tilt of the Earth's rotation axis to its orbit around the Sun causes parts of the Earth to experience more direct illumination from the Sun and longer days during the summer than the winter. What part of the Earth spins the fastest? - ANSWER the equator If you were standing at Earth's North Pole, where would you see the north celestial pole relative to your zenith? - ANSWER at the ...

ILTS 305 Exam Questions with Correct Answers Political Map - Answer-shows state/national boundaries and locations of cities (does not include topographic features) Physical Map - Answer-shows rivers, mountains, forests, lakes, etc. with different features shown in different colors (water-blue, low elevation - dark green, high elevation - light green/orange, mountains -brown) Topographic Map - Answer-uses contour lines to show different land features instead of colors Climatic Map - An...

Praxis 5005 – Science Latest Update with Certified Solutions Thick Layer surrounding Earth's outer core made of a thick, solid, rocky substance that represents about 85% of the total weight and mass of the Earth Mantle The most inside layer of the Earth, composed of iron Inner Core Closet to the Inner Core, liquid composed of a nickel-iron alloy Outer Core The most outside layer of the Earth, composed of a great variety of igneous, metamorphic, and sedimentary rocks Crust The two gasses ...

Praxis 5005 Science Practice Test Questions and Answers Rated A+ Which of the following characteristics is (are) unique to mammals? milk producing glands Which of the following organ systems is responsible for the transport of blood and nutrients? circulatory system an example of a device that converts electrical energy directly into mechanical energy A motor represents the amount of space an object takes up? Volume Which of the following is a major advantage of sexual reproduction over asex...

Proteins - necessary for body's maintenance, growth, and repair (GS) Carbohydrates and Fats - used primarily for energy (GS) 212 - Water boils at ____ degrees fahrenheit (GS) 100 - Water boils at ____ degrees Celsius (GS) 373 - Water boils at ____ Ks on the Kelvin scale (GS) Veins - carry blood from capillaries toward the heart. (GS) Arteries - carry blood away from the heart. (GS) Ventricles - lower chamber of the heart (GS) Red Blood Cells - component of blood which carries oxygen (GS...

2.9x10^7 is the same as - ️️29 million A galaxy contains - ️️Large amounts of gas, dust, and stars A hypothesis becomes a theory when - ️️repeated testing of its predictions does not disprove it. A solar eclipse that occurs when the moon's umbra does not reach Earth's surface is called an - ️️Annular solar eclipse A solar or lunar eclipse will occur when? - ️️any time the moon is new or full and near node According to Newton's laws, how does the amount of gravitationa...

A new asteroid is discovered that is 0.5 AU from the Sun. The asteroid will orbit the Sun: - ️️In less than a year. A star is located to the northwest. In a few minutes its altitude will most likely be: - ️️Lower A star is setting (at the horizon to the west). What is the altitude and azimuth for the star? - ️️Altitude = 0, Azimuth = 270 A star is transiting when: - ️️All the answers are correct.... it is either north or south. it is at its highest point in the sky it will r...

Newton's first law of motion an object at rest or in motion in a straight line at a constant speed will remain in that state unless acted upon by a force Newton's second law of motion The acceleration of a body due to a force will be in the same direction as the force, with a magnitude inversely proportional to its mass Newton's third law of motion for every action, there is an equal and opposite reaction force equation force = mass * acceleration The force of gravity by...

AST Test Prep 1A Review Latest Update Graded A Lunar Eclipse An event that occurs at full Moon, can be seen by about half of Earth at once. Synodic Period A celestial object's rotational/orbital period measured with respect to the Sun. Umbra The central & darkest portion of a shadow Waxing "growing." to increase in size Celestial Equator A projection of the Earth's equator to space Celestial Sphere A convenient though imaginary reference frame to measure celestial positions by. Opposi...