Review for Midterm Exam

Which of the following determines the atomic number of an element?

• The number of protons

• The number of electrons

• The number of neutrons

• The amount of mass

What makes an ellipse MORE eccentric?

• When its shape is more circular
• When its shape is more elongated or stretched out
• When its shape is more symmetrical
• When its shape is more irregular

What is Newton's equation for Force of Gravity?

• F = G * (m * m) / d^2

• F = G * (m * m) / d

• F = G * (m - m) / d^2

• F = G * (m + m) / d^2

Tags

NGSS.HS-PS2-4

Which of these is NOT correct regarding Newton's law of Gravitational Force?

• F = Force

• G = Gravitational Constant

• m = mass

• d = diameter of the planet

Tags

NGSS.HS-PS2-4

What is meant by Aphelion?

• Farthest point from the sun in a celestial body's orbit
• The point in a celestial body's orbit where it is moving the slowest
• The point in a celestial body's orbit where it is stationary
• Closest point to the sun in a celestial body's orbit

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Where does the independent variable go on a graph

• on the bottom

• on the side

Tags

NGSS.MS-PS3-1

What is a foci?

• A type of musical instrument
• A type of geometric shape
• Two fixed points used in the construction of an ellipse
• A type of tropical fruit

What is Kepler's first law?

• The orbit of a planet is a perfect circle

• The orbit of a planet is a straight line

• The orbit of a planet is an ellipse with the Sun at one of the two foci.

• The orbit of a planet is a parabola

What is Kepler's second law?

• The speed of a planet is inversely proportional to its distance from the sun
• The orbit of a planet is a perfect circle
• The gravitational force between a planet and the sun is constant
• A line segment joining a planet and the sun sweeps out equal areas during equal intervals of time.

Tags

NGSS.MS-ESS1-2

What is Kepler's third law?

• A planet's period squared is equal to the average distance from the sun cubed.

• A planet's period cubed is equal to the average distance from the sun squared.

• A planet's period squared is equal to the average distance from the sun squared.

• A planet's period cubed is equal to the average distance from the sun cubed.

Tags

NGSS.HS-ESS1-4