7.9b

Quiz
•
Science
•
7th Grade
•
Hard
+5
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Astronauts wear thick gloves when they perform a space walk outside the space station. The gloves provide protection against -
low gravity.
nearby comets.
low oxygen.
low temperatures.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do astronauts counteract the effects of microgravity on their bones while they are in space?
Monitor sensors outside the space station.
Consume twice as many calories as normal.
Use exercise equipment on the space station.
Breathe at a faster rate than normal.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
According to Table 1, which planet has the most elliptical orbit?
Planet A
Planet B
Planet C
Planet D
Tags
7.9B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Infer: Scientists have discovered a new planet and are interested in determining how great its gravitational pull is on surrounding planets. What factors do they need to consider?
TEKS 7.9B
Velocity and mass
Mass and distance
Mass and volume
Density and distance
Tags
7.9B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The speed of a planet varies as it orbits the Sun. What causes the speed of a planet's orbit to change when it is closer to the Sun?
Heat from the sun
a reverse in the direction of the planet's orbit
Gravity from the Sun
an increase in the number of objects close to the Sun
Tags
7.9B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A comet is made up of different materials that hold together in space as the comet orbits. Which force holds a comet together and governs its motion?
gravitational force
weak nuclear force
strong nuclear force
electromagnetic force
Tags
7.9B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What must happen in order for energy to transfer within a fluid by convection?
The particles of one fluid must collide with those of another fluid.
The particles of one fluid must move to another fluid.
The energy must be carried upward by particles of the fluid.
The energy must move out of the fluid to its surroundings.
Tags
7.8A
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