Definition of a star - Study guides, Class notes & Summaries

Light year definition correct answers The distance light travels in one year Light year distance correct answers 9.5*10^12 km Astronomical Unit (AU) definition correct answers Average distance from the Earth to the Sun AU distance correct answers 1.5*10^8 km Galaxy correct answers A great cloud of stars, gas, and dust held together by the combined gravity of all its matter Planetary Systems correct answers A set of gravitationally bound non-stellar objects in orbit around a star o...

CPCE Study Guide 1945 Questions with Answers 2023 The Sensorimotor period is part of whose developmental stage theory? - CORRECT ANSWER Piaget Presenting stimuli in different sequences to reduce "order of presentation" influences in an experiment is called: - CORRECT ANSWER Counterbalancing The Eskimo word "piblokto" refers to "arctic hysteria," characterized by uncontrolled screaming and crying that is often accopanied by running through the snow naked. This is an example of wh...

AST101 Clicker Quizes UofT Questions and Answers 100% Pass What does the term "Solar System" mean? The Sun, the planets, and all of their moons What does the term "Universe" mean? The totality of all space, time, energy, and matter Earth is 1 AU from the Sun. What is the maximumpossible separation between Earth and Mars? (Hint: Mars is the next farthest planet from the Sun) 2.5 AU A 'light year' is a measure of: distance Stars are... balls of plasma which produce energy ...

MCB2010:Microbiology Final Exam Questions and Answers 2024/25 Update It forma a dark image against a bright background. it can be used to observe live or preserved, stained or unstained specimens. EX: bacteria is not living -IT CANNOT BE USED TO OBSERVE INTRACELLULAR STRUCTURES SUCH AS ENDOSPORES, DNA, RIBOSOMES, ETC OF LIVING CELLS Choose matching term fluorescence microscope phase contrast microscope dark field microscope bright field microscope Don't know? 1 of 189 Definition ...

What is the definition of the Astronomical Unit? correct answer: The average distance between the Sun and the Earth Which sequence is correct when ordered by increasing size? correct answer: Earth Solar System Milky Way Galaxy Galaxy Clusters How many stars does a typical galaxy like the Milky Way Galaxy contain? correct answer: a few hundred billion How long does it take for light to cross the diameter of the Milky Way Galaxy? correct answer: about 100,000 years Which of the ...

ADL2601 PORTFOLIO MEMO - MAY/JUNE 2024 - SEMESTER 1 - UNISA - DUE DATE :- 16 MAY 2024 (DETAILED ANSWERS WITH FOOTNOTES AND BIBLIOGRAPHY - DISTINCTION GUARANTEED!) QUESTION 1 [30] 1.1 List the persuasive sources of administrative law. [4] 1.2 Identify the 6 (six) ways in which the legal force of administrative action can be ended [6] 1.3 Discuss the purpose of delegation and when is delegation of powers permissible? Make sure you refer to applicable law when answering this question. [6] ...

PHYS 284 Midterm UPDATED Actual Exam Questions and CORRECT Answers star - CORRECT ANSWER- A large, glowing ball of gas that generates heat and light through nuclear fusion in its core. Our Sun is a star. planet - CORRECT ANSWER- A moderately large object that orbits a star and shines primarily by reflecting light from its star. According to the current definition, an object can be considered a planet only if it (1) orbits a star, (2) is large enough for its own gravity to make it roun...

2 FROMSCIENTIFICQUESTIONSTOCAUSALPARAMETERS Causal questions ask what would happen to outcome Y,had the exposure A been different from what is observed. To formalise this, we will use the concept of potential outcomes6,7 that captures the thought process of setting the treatment to values a À A, a set of possible treatment values, without changing any pre-existing covariates or characteristics of the individual. Let Ya(a) be the potential outcome that would occur if the exposure were se...

What network always has two hops? -:- A Star network. What is IT? -:- It consists of hardware, software and the users of technology How does IT support the business? -:- communication, both internal and external, sharing of resources, facilitating the integration of departments, management of information, securing company and employee information, and ensuring that the organization runs according to ethical practices. What is a system? -:- A combination of independent parts all ...

Astronomy Exam #1 Questions And Answers What is a star? - ANS A star is a large luminous ball of gas that generates heat and light through nuclear fusion. What is a planet? - ANS A planet is a moderately large object that orbits a star. It shines by reflected light. Planets may be icy or rocky What is a moon? - ANS A moon (or satellite) is an object that orbits the planet. What is an asteroid? - ANS An asteroid is a small and ROCKY object that orbits a star. What i...