Units 6 & 7 Test Review

Which characteristic correctly describes Earth's sun?

• Red in color

• Medium in size

• Hotter than most stars

• At the center of our galaxy

Which force help keeps in its orbit around the sun?

• A repulsion between Earth and the sun due to their masses

• An attraction between Earth and the sun due to their masses

• A repulsion between Earth and the sun due to their magnetic fields

• An attraction between Earth and sun due to their magnetic field

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

Which class of star is about as bright as our sun and has a surface temperature of 25,000K?

• Giant

• Main Sequence

• Super Giant

• White dwarf

Tags

NGSS.HS-ESS1-3

A student models Earth's motions in space using a globe and a lamp. Which action would best model the motion that causes day and night on Earth's surface?

• Spinning the globe on its axis near the lamp

• Holding the axis of the globe at a tilted angle

• Walking the globe in a large circle around the lamp

• Walking the lamp in a small circle around the globe

Tags

NGSS.MS-ESS1-1

Which image shows the phase of the moon that occurs approximately 14 or 15 days after a new moon?

• 
• 
• 
• 

Tags

NGSS.MS-ESS1-1

Which kind of tide will occur at point A during this time?

• A higher than average low tide, called neap low tide

• A lower than average high tide, called a neap high tide

• A lower than average low tide called a spring low tide

• A higher than average high tide, called a spring high tide

Tags

NGSS.MS-ESS1-1

A cloud of dust and gases

• Gravity

• Galaxy

• Universe

• Nebula

System of stars, dust and gas held together by gravity

• Nebula

• Galaxy

• Star

• Universe

Tags

NGSS.MS-ESS1-2

A force that pulls objects with mass toward one an other

• Gravity

• Galaxy

• Universe

• Star

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Which of these best describes a galaxy?

• A loose cloud of interstellar gas and dust

• A star-like object that emits quick pulses of radio waves

• A large group of star, gas, and dust held together by gravity

• A massive, extremely hot ball of mostly hydrogen and helium gases