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TTO2 Endgame 2021

Total questions: 106

Worksheet time: 2hrs 45mins

Name
Class
Date
1.
When two magnets have the same poles facing each other they will?
a)
attract
b)
repel
c)
attack one another
d)
spin
2.
What happens when two bar magnets repel each other?
a)
The poles of the magnets pull toward each other.
b)
The poles of the magnets push away from each other.
c)
The centers of the magnets pull toward each other.
d)
The centers o the magnets push away from each other.
3.
When two magnets repel, they ________________
a)
change color
b)
pull together
c)
push apart
d)
get colder
4.
Iron, Nickel and cobalt are all __________________ materials
a)
Shiny
b)
poles
c)
magnetic
d)
cold
5.
The needle of a compass always points to which direction?
a)
south
b)
east
c)
west
d)
north
6.
The Law of Reflection:
The angle of incidence is _________ the angle of reflection
a)
bigger than
b)
the same as
c)
smaller than
7.
The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-
a)
absorbed
b)
stopped
c)
reflected
d)
refracted
8.
This image represents what kind of wave behavior?
a)
Diffraction
b)
Reflection
c)
Refraction
d)
Resonance
9.
What happens to the speed of light when it passes from air into glass?
a)
It increases
b)
It does not change
c)
It decreases
10.
When a ray of light from air enters a block of glass at an angle, what change in direction will the ray take?
a)
The ray will move towards the normal
b)
The ray won't move at all
c)
The ray will move away from the normal
11.
The velocity of light in vacuum is _______ m/s
a)
3x108
b)
3x1012
c)
3x106
d)
3x1010
12.
We can see objects because of_______
a)
reflection
b)
refraction
c)
transmission
d)
diffraction
13.
How does light behave as it enters these mediums?
a)
continue its path as straight line.
b)
bends toward the normal
c)
bends away from the normal
d)
reflects
14.
Absolute refractive index of any medium is always _______.
a)
less than 1
b)
greater than 1
c)
1
d)
0
15.
Swimming pools and the ocean look shallower than they really are due to:
a)
reflection 
b)
dispersion
c)
refraction
d)
total internal reflection
16.
The formula to calculate the refractive index is
a)
n=cv
b)
n=v/c
c)
n=c/v
d)
v=nc
17.
According to the Law of reflection, a light ray striking a mirror
a)
continues moving through the mirror in the same direction
b)
moves into the mirror at a slightly different angle
c)
bounces off the mirror toward the direction it came from
d)
bounces off the mirror at the same angle it hits.
18.
A ray of light traveling from air into crown glass strikes the surface at an angle of 30 degrees. What is the angle of refraction? (air n=1, crown glass n=1.532)
a)
39.7 degrees
b)
19.2 degrees
c)
59.1 degrees
d)
12.3 degrees
19.
Glass has a _____________ index of refraction than air.
a)
Equal
b)
Greater
c)
Less
d)
Impossible to say
20.
The fact the two angles are the same is an example of....
a)
Refraction
b)
Angle of Incidence
c)
Law of reflection
d)
Magnification
21.
Light travels through a liquid at 2.25 EE 8 m/s. What is the index of the liquid?
a)
1.33
b)
1.0
c)
1.523
d)
2.45
22.
What is the index of refraction of a refractive liquid if the angle of incidence in the air is 35 degrees and the angle of refraction is 14 degrees?
a)
1.33
b)
2.21
c)
2.37
d)
1.72
23.
Light has the lowest velocity in which medium?
flint glass n=1.70
barium glass n=1.60
crown glass n=1.523
water n=1.33
diamond n=2.45
a)
diamond
b)
water
c)
flint glass
d)
barium glass
24.
The bouncing of light is known as
a)
Mirror
b)
Refraction
c)
Index of refraction
d)
reflection
25.
The image formed in a flat mirror is
a)
larger than the object and farther away.
b)
reduced and closer to the mirror.
c)
a real image of the object.
d)
equal to the height and distance of the object.
26.
Why does the lower part of the child appear so much different in size from the upper part?
a)
The light rays that travel through water and then into air are refracted.
b)
The light rays that travel through water and then into air are enlarged.
c)
The light rays that travel through air and then into water are reflected.
d)
The light rays that travel through air and then into water are reduced.
27.
What does it mean to refract?
a)
bounce off
b)
to bend
c)
curve outward
d)
reflect
28.
What happens when light hits a mirror?
a)
it makes a color
b)
it reflects
c)
it makes a rainbow
d)
it passes through
29.
Wavelengths on the right side of the Electromagnetic spectrum are ______________.
a)
short
b)
long
c)
average
30.
Optical Density has to do with ____
a)
how many times a year you have to see the eye doctor
b)
the thickness of your glasses
c)
the way light is transmitted
d)
how heavy an object is
31.
What occurs when light hits a medium with a different optical density? 
a)
reflection
b)
optical density reaction
c)
electromagnetic spectrum
d)
refraction
32.
A ray of white light passes through a prism.  On the other side of the prism, you see a rainbow.  What is this phenomenon called?
a)
Reflection
b)
Refraction
c)
Medium
d)
Dispersion
33.
Refract or Reflect?
a)
Refract
b)
Reflect
34.
Refract or Reflect?
a)
Refract
b)
Reflect
35.
Refract or Reflect?
a)
Refract
b)
Reflect
36.
Absorb or Reflect all colors?
a)
Absorb
b)
Reflect
37.
Absorb or Reflect all colors?
a)
Absorb
b)
Reflect
38.
Does the frog reflect or absorb green?
a)
Reflect
b)
Absorb
39.
Does the rose reflect or absorb red?
a)
Reflect
b)
Absorb
40.
Absorb or Reflect all colors?
a)
Absorb
b)
Reflect
41.
What is the value of the unknown angle (theta) in the following diagram?
a)
A. 30 degrees
b)
B. 45 degrees
c)
C. 90 degrees
d)
D. 60 degrees
42.
The Law of Reflection:
The angle of incidence is _________ the angle of reflection
a)
bigger than
b)
the same as
c)
smaller than
43.
The pictures shows what a student observed when he looked through a hand lens at a penny.
What happens to light passing through a hand lens that makes the image of the penny appear larger? The light is-
a)
absorbed
b)
reflected
c)
refracted
d)
stopped
44.
How many cm's is in a meter?
a)
1000
b)
10
c)
100
d)
1
45.
What is the volume of the fish?
a)
18.0 cm3
b)
6.0 cm3 
c)
38.0 cm3
46.
Without gravity we would________. 
a)
Float away
b)
Stay in the ground
c)
Nothing would happen.
d)
I don't know
47.
Where would you have more mass, on Earth or on the Moon?
a)
Earth
b)
Moon
c)
IS THE SAME, mass DOESN'T CHANGE
d)
In both Planets.
48.
Any object with mass has gravity.
a)
True
b)
Sometimes
c)
False
d)
Never
49.
If Earth's mass was cut in half, what would happen to your mass?
a)
increase because gravitational force increases
b)
decrease because gravitational force decreases
c)
decrease because gravitational force increases
d)
nothing, mass is not affected by gravitational force
50.

A field that will apply a force to an object with mass is called a

a)

gravitational field

b)

Newton's field

c)

angular rotation field

d)

force field

51.
Gravitational field strength is measured in:
a)
N
b)
J/kg
c)
m/s
d)
N/kg
52.
What is the net force?
a)
10 N
b)
0 N
c)
25 N
d)
1 N
53.
If an object is not moving the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
54.
Calculate the Net Force. 
a)
60N, Left 
b)
40N, Right 
c)
0N
d)
60N, Right
55.

What is energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

The ability to do work.

56.

What is potential energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

non renewable energy

57.

What is kinetic energy?

a)

moving energy

b)

potential energy

c)

stored energy

d)

renewable energy

58.

Heat always travels from...

a)

Warm to cool

b)

Cool to warm

c)

Warm to warm

d)

Cool to cool

59.
At which point(s) on the roller coaster is the gravitational potential energy at its maximum?
a)
A
b)
B
c)
C
d)
D
60.
At which point(s) on the roller coaster is the kinetic energy at its maximum?
a)
A
b)
B
c)
C
d)
D
61.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
62.

Which statement explains why stars appear to move in the same pattern across the sky when viewed from Earth?

a)

Earth is rotating on its axis.

b)

The stars are spinning.

c)

Earth is moving around the stars.

d)

The stars are moving around Earth.

63.

The Earth's natural satellite

a)

the Moon

b)

the Sun

c)

Venus

d)

dwarf planet

64.

Huge sphere of helium and gas the gives off heat and light

a)

the Moon

b)

Venus

c)

Earth

d)

the Sun

65.

Large round object orbiting a star

a)

Moon

b)

cloud

c)

dwarf planet

d)

planet

66.

The curved shape of the Moon

a)

full Moon

b)

new Moon

c)

crescent Moon

d)

1st quarter

67.

Stars appear in fixed patterns called:

a)

constellations

b)

galaxies

c)

nebulae

d)

supernovae

68.

The night sky above us appears to revolve around a fixed point because:

a)

the Earth's axis is tilted

b)

the Earth revolves around the Sun

c)

the Earth rotates on its axis

d)

all of the above

69.

The Earth has seasons because:

a)

the Earth's axis of rotation is tilted

b)

the Earth's orbit is elliptical

c)

the Sun and Moon both exert tidal forces on the Earth

d)

all of the above

70.
The Earth's axis is tilted _____ degrees.
a)
23.5
b)
25.3
c)
30.2
d)
24
71.
What happens when the area in which you live tilts away from the sun?
a)
It is summer.
b)
It is spring.
c)
It is winter.
d)
It is fall.
72.
The term equinox means....
a)
equal amount of day light and equal amount of night
b)
Equal amount of winter and summer
c)
Equal amounts of hot dogs for everyone
d)
The longest day of the year
73.
Why is the Equator warmest?
a)
Because it is closest to the sun.
b)
Because it receives the most direct sunlight
c)
Because no clouds form here.
d)
Because it is far from the sun
74.

A pattern of stars in the sky is called a _____________.

a)

combination

b)

star shape

c)

universe

d)

constellation

75.

What are the three colors that stars can be?

a)

pink, red, and blue

b)

blue, yellow, and orange

c)

blue, yellow, and red

d)

purple, black, and gray

76.

Why does the sun look so big to us?

a)

It is the closest star to Earth.

b)

It is the biggest star.

c)

It is farthest star from Earth.

d)

It is the hottest.

77.
Which is the correct order of stars from COOLEST to HOTTEST?
a)
blue, white, yellow, orange, red
b)
red, yellow, blue, white, orange
c)
red, white, yellow, orange, blue
d)
red, orange, yellow, white, blue
78.

All stars begin their life in a

a)

Main Sequence

b)

Nebula

c)

Protostar

d)

Black Dwarf

79.

Average size stars will turn into a _____ star next.

a)

protostar

b)

red giant

c)

supergiant

d)

black hole

80.
What is the name of the largest stars?
a)
Protostars
b)
Supergiants
c)
Red Giants
d)
Dwarf Stars
81.
What is the name of the explosion at the death of a massive star?
a)
Supergiant
b)
Supernova
c)
Black Hole
d)
Nebula
82.

If you were to conduct an experiment using a ball, a flashlight, and a dark room, what would you be investigating?

a)

The speed of light

b)

Why there are dark spots on the sun

c)

The atmosphere of Earth

d)

The phases of the moon

83.

How is Earth different from all the other planets in our solar system?

a)

It is the only planet with its own moon.

b)

It has storms in the atmosphere.

c)

It has liquid water that allows plants and animals to live.

d)

It is close enough to the sun to get heat energy.

84.

Which best describes the terrestrial planets?

a)

Large, planetary rings

b)

Small, dense, rocky

c)

Rocky cores, close to sun, surface craters

d)

Made of helium and hydrogen

85.

Which is the correct order of the planets?

a)

Mercury, Venus, Mars, Earth, Saturn, Jupiter, Neptune, Uranus

b)

Mercury, Venus, Earth, Mars, Jupiter, Uranus, Saturn, Neptune

c)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Nepture

d)

Mercury, Venus, Earth, Jupiter, Saturn, Mars, Uranus, Neptune

86.
A force of attraction between any two objects is called _____________.
a)
static electricity 
b)
rotation
c)
gravity
d)
orbit
87.
Earth completes one full ___________ on its axis every 24 hours.
a)
rotation
b)
revolution
c)
resolution
d)
reservation 
88.
How long does it take Earth to complete one revolution around the Sun?
a)
24 hours
b)
one week
c)
one month
d)
one year
89.
Name the moon phase
a)
waning crescent
b)
waxing crescent
c)
waning gibbous
d)
waxing gibbous
90.
Name the moon phase
a)
waning crescent
b)
waxing crescent
c)
waning gibbous
d)
waxing gibbous
91.
Name the moon phase
a)
waning crescent
b)
waxing crescent
c)
waning gibbous
d)
waxing gibbous
92.
How long would it take a bus traveling at 50 km/h to travel 125 km?
a)
6,250 hours
b)
2.5 km
c)
2.5 hours
d)
6,250 km
93.
If, on a hike, Nathaniel traveled 2,800 m in 2 hours, what was his average speed in m/hr?
a)
5,600 m/hr
b)
140 m/hr
c)
56 m/hr
d)
1,400 m/hr
94.
Using the graph provided, how long did it a ball to roll 30 cm?  What was the average speed of the ball?
a)
35 seconds, 1.17 cm/s
b)
30 seconds, 1 cm/s
c)
30 seconds, 1.17 cm/s
d)
35 seconds, 1 cm/s
95.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
96.
Boedy swims 100 meters in 5 minutes. What is his speed?
a)
15 meters/minute
b)
20 meters/minute
c)
25 meters/minute
d)
30 meters/minute
97.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

98.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

99.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

100.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

101.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

102.

Match the graph to the description:

"The car is stopped."

a)
b)
c)
d)
103.

Match the graph to the description:

"The car is accelerating speeding up (positive acceleration)."

a)
b)
c)
d)
104.

Segment A-B: The bus is moving at a _________________ of 10 m/s for 5 seconds.

a)

accelerating

b)

decelerating

c)

constant speed

d)

at rest

105.

Segment D-E: The bus is _________________. It is gradually increasing it's speed.

a)

accelerating

b)

decelerating

c)

constant speed

d)

at rest

106.

At what point is the speed the greatest?

a)

C-D

b)

B-C

c)

A-B

d)

D-E

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