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Q 1/81
Score 0
Earth's distance from the sun
30
93 million miles
Q 2/81
Score 0
planets revolve around the sun in this shape of orbit (while it is nearly circular)
30
elliptical
81 questions
Q.
Earth's distance from the sun
1
30 sec
Q.
planets revolve around the sun in this shape of orbit (while it is nearly circular)
2
30 sec
Q.
The number of major planets in our solar system
3
30 sec
Q.
the reason the planets orbit the sun and moons orbit planets
4
30 sec
Q.
metallic, rocky bodies that orbit the sun but are too small to be classified as planets
5
30 sec
Q.
appears when a particle or chunk of metallic or stony matter called meteoroid enters Earth's atmosphere from outer space
6
30 sec
Q.
a mixture of ices (both water and frozen gases) that are not part of planet
7
30 sec
Q.
this is Pluto's new classification
8
30 sec
Q.
a large planet composed mostly of gases, such as hydrogen and helium, with a relatively small rocky core. The ___________________of our solar system are Jupiter, Saturn, Uranus and Neptune.
9
30 sec
Q.
rocky planet is a planet that is composed primarily of silicate rocks or metals. Within the Solar System, the ____________________________ are the inner planets closest to the Sun, i.e. Mercury, Venus, Earth, and Mars.
10
30 sec
Q.
the first major optical telescope to be placed in space
11
30 sec
Q.
a planet whose orbit lies within the asteroid belt, i.e., Mercury, Venus, Earth, or Mars.
12
30 sec
Q.
a planet whose orbit lies outside the asteroid belt, i.e., Jupiter, Saturn, Uranus, or Neptune.
13
30 sec
Q.
located between the orbits of the planets Mars and Jupiter. It is occupied by numerous irregularly shaped bodies called asteroids or minor planets.
14
30 sec
Q.
an automated motor vehicle that propels itself across the surface of the planet Mars
15
30 sec
Q.
the closest star to earth, it is the center of our galaxy and is a yellow dwarf.
16
30 sec
Q.
the sun is sphere of hot plasma consisting mainly of which 2 elements
17
30 sec
Q.
what size of star is the sun
18
30 sec
Q.
why do stars larger than the sun appear so much smaller
19
30 sec
Q.
Approximately how many days does it take for Earth to revolve around the sun
20
30 sec
Q.
the term for earth to spin one time on its axis- taking 24 hours
21
30 sec
Q.
the average daily temperature is related to how much of this an area on earth receives
22
30 sec
Q.
the amount of direct sunlight that Earth receives is related to the _______________________ of the sun.
23
30 sec
Q.
the __________________of the sun's rays are a result of the sun's altitude and the amount of time the sun is above the horizon each day.
24
30 sec
Q.
________________ or rainy season, is the time of year when most of a region's average annual rainfall occurs. It usually lasts one or more months.
25
30 sec
Q.
an event in the annual formation of tropical cyclones in the Northern Hemisphere.
26
30 sec
Q.
How much does Earth tilt on its axis?
27
30 sec
Q.
the more direct sunlight a region receives the ____________________ its average daily temperature will be.
28
30 sec
Q.
plants and microorganisms are ___________________in an ecosystem. They are the foundation of the food web
29
30 sec
Q.
Producers transform __________________from the sun and make food
30
30 sec
Q.
The process of producers taking energy from the sun to make food.
31
30 sec
Q.
Animals get their energy by _________________plants and animals that eat plants
32
30 sec
Q.
animals are ___________________ in an ecosystem
33
30 sec
Q.
Primarily bacteria and fungi are consumers that use waste materials and dead organisms for food.
34
30 sec
Q.
Decomposers return ____________ to the ecosystem
35
30 sec
Q.
This type of relationship occurs when individuals of one species are dependent upon individuals of another species for survival.
36
30 sec
Q.
a type of symbiotic relationship where both species benefit
37
30 sec
Q.
a type of symbiotic relationship where one species benefits and the other is unaffected
38
30 sec
Q.
a type of symbiotic relationship where one species benefits and the other is harmed.
39
30 sec
Q.
the major source of energy for all ecosystems.
40
30 sec
Q.
energy flows through an ecosystem in _____________ direction
41
30 sec
Q.
an animal that feeds on plants
42
30 sec
Q.
an animal or person that eats food of both plant and animal origin
43
30 sec
Q.
an animal that feeds on meat
44
30 sec
Q.
This type of imaging can be used to help visualize what happens in an ecosystem when new producers are introduced
45
30 sec
Q.
__________ can be measured by speed
46
30 sec
Q.
Distance divided by time equals
47
30 sec
Q.
a measurement of gravitational force between an object and earth
48
30 sec
Q.
Any change is speed or direction requires a _________________ and is affected by __________________
49
30 sec
Q.
The _________________ of an object can change by speeding up, slowing down, or changing direction
50
30 sec
Q.
If a force is applied in the same direction of an objects motion the speed will ______________
51
30 sec
Q.
If a force is applied in the opposite direction of an object's motion the speed will _______________________.
52
30 sec
Q.
generally the __________________________the force acting on an object, the greater the change in motion
53
30 sec
Q.
The more _________________ an object has the less influence a given force will have on its motion.
54
30 sec
Q.
If no forces act on an object, the object does not change its motion and moves at a ____________ speed in a given direction.
55
30 sec
Q.
If an object is not moving and no force act on it, the object will remain at ____________________
56
30 sec
Q.
movement is ___________________by speed (how fast or slow the movement is).
57
30 sec
Q.
light travels and maintains its __________ until it interacts with an object or moves from one medium to another
58
30 sec
Q.
the bouncing back by a surface of light, heat, or sound without absorbing it.
59
30 sec
Q.
is the bending of a wave when it enters a medium where its speed is different. The _______________of light when it passes from a fast medium to a slow medium bends the light ray. (example water and air)
60
30 sec
Q.
The light wave could be __________________ by the object, in which case its energy is converted to heat. Occurs when light hits the color black.
61
30 sec
Q.
Light can travel through some materials, such as glass or water. Light also can travel
62
30 sec
Q.
See image
63
30 sec
Q.
See image
64
30 sec
Q.
When light strikes an object through which it cannot pass, this is formed.
65
30 sec
Q.
How much an object's _______________________ increases from light hitting it depends on the object's material and angle in which the light strikes its surface
66
30 sec
Q.
when light passes from one material to another it is often ____________________ at the boundary between the two materials and travels in a new direction.
67
30 sec
Q.
This bends white light and separates it into different colors of light
68
30 sec
Q.
This type of lens bends light and focuses toward a single point
69
30 sec
Q.
this type of color are the only colors visible when looking at an object. (This is why a red apple looks red)
70
30 sec
Q.
how fast an object vibrates
71
30 sec
Q.
objects that vibrate slowly produce this type of pitch
72
30 sec
Q.
objects that vibrate quickly produce this type of pitch
73
30 sec
Q.
This type of sound can only be detected with a a certain range of pitches
74
30 sec
Q.
Sound must travel through a _________________ or medium to move from one place to another
75
30 sec
Q.
Sound can move through a ______________________, liquid or gas
76
30 sec
Q.
Sound travels at ___________________ speeds through different mediums
