Battleship - PowerPoint PPT Presentation

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Battleship

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A1 What happens when two identical forces act on an object in opposite directions? The object moves in the direction of the first force applied. – PowerPoint PPT presentation

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Title: Battleship


1
Battleship
2
Battle Ship
A
B
C
A
B
C
1
1
2
2
3
3
4
4
5
5
Blue Team
Red Team
3
A1
  • What happens when two identical forces act on an
    object in opposite directions?
  • The object moves in the direction of the first
    force applied.
  • The object moves in the direction of the second
    force applied.
  • The object accelerates.
  • The object does not move.

4
Answer A1
  • D. The object does not move.

5
B1
  • People often use simple machines to assist them
    in completing tasks. Someone would use a simple
    machine to
  • make work harder
  • reduce friction
  • increase work
  • make work easier

6
Answer B1
  • D. make work easier

7
C1
  • Which rollercoaster track should Andrew choose if
    he wants the roller coaster car to have the most
    potential energy?

C
A
D
B
8
Answer C1
A
9
A2
  • The tendency of an object to resist changes in
    motion is called
  • inertia
  • force
  • acceleration
  • work

10
Answer A2
  • inertia

11
B2
  • A student slides a book across a desk by giving
    it an initial push. Which of the following is the
    MOST important reason that the book eventually
    comes to a stop instead of continuing to slide?
  • The initial force was too weak to keep the book
    in motion.
  • The mass of the book was not enough to keep the
    book in motion.
  • The force that occurs when the book rubs against
    the desk stops the book.
  • The magnetic force from the Earth stops the book.

12
Answer B2
  • C. The force that occurs when the book rubs
    against the desk stops the book.

13
C2
  • The type of energy that objects in motion possess
    is called -
  • potential energy
  • kinetic energy
  • electrical energy
  • chemical energy

14
Answer C2
  • B. Kinetic Energy

15
A3
  • What does this instrument measure?
  • the force of friction on the object
  • the mass of the object
  • the force of gravity on the object
  • the volume of the object

16
Answer A3
  • C. the force of gravity on the object

17
B3
  • At what point would the Speedy Demon roller
    coaster car have the most kinetic energy?
  • 3
  • 4
  • 5
  • 6

18
Answer B3
  • C. 5

19
C3
  • Compare the acceleration of a large truck to the
    acceleration of a small car if the same force
    were applied to each.
  • car will accelerate less
  • they will accelerate at same rate
  • truck will accelerate less
  • truck will accelerate more

20
Answer C3
  • B. The truck will accelerate slower

21
A4
  • When Joe jumps to the dock from his small boat,
    the boat dips into the water. This is an example
    of
  • The Universal Law of Gravitation
  • Newton's 2nd law
  • Newton's 1st law
  • Newton's 3rd law

22
Answer A4
  • D. Newton's 3rd law

23
B4
  • The unit of force is ____.
  • m/s
  • the hertz
  • the joule
  • the Newton

24
Answer B4
  • D. the Newton

25
C4
  • Every force has a(n) ____ force.
  • reaction
  • long-range
  • opposite
  • accelerating

26
Answer C4
  • C. opposite

27
A5
  • You throw a ball into the air. As the ball leaves
    your hand, the force(s) acting on it is/are ____.
  • gravity
  • your hand
  • balanced
  • gravity and your hand

28
Answer A5
  • D. gravity and your hand

29
B5
  • What happens when two identical forces act on a
    object in opposite directions?
  • The object moves in the direction of the first
    force applied
  • The object moves in the direction of the second
    force applied.
  • The object accelerates.
  • The object does not move.

30
Answer B5
  • D. The object does not move

31
C5
  • Who invented Battle Ship?
  • Clifford Von Wickler
  • Some old guy
  • That dude off TV
  • A really bored science teacher

32
Answer C5
  • Clifford Von Wickler

33
A1
  • When a car suddenly stops, the objects in the
    back seat are thrown forward. This is due to
  • Newtons 2nd Law of Motion
  • The Law of Gravity
  • Newtons 3rd Law of Motion
  • Newtons 1st Law of Motion

34
Answer to A1
  • D. Newtons 1st Law of Motion

35
B1
  • A gunpowder explosion creates hot gases which
    expand outward allowing a rifle to push forward
    on a bullet. Consistent with which of Newtons
    Laws does the bullet push backwards on the rifle?
  • 1st Law
  • 2nd Law
  • 3rd law
  • None of the above. The bullet does not push on
    the rifle.

36
Answer to B1
  • B. 3rd Law

37
C1
  • What are the classes of levers?
  • 1, 2, 3
  • A, B, C
  • 1, 2, 3, 4
  • Long, Short, and Medium Length

38
Answer to C1
  • A. 1, 2, 3

39
A2
  • A point on which a lever balances is
  • pyramid
  • triangle
  • fulcrum
  • point

40
Answer to A2
  • C. Fulcrum

41
B2
  • What simple machines make up an axe?
  • a lever and a wedge
  • two levers
  • a wedge and a pulley
  • a lever and a screw

42
Answer to B2
  • a lever and a wedge

43
C2
  • What decreases friction?
  • rough surfaces
  • smooth surfaces
  • more speed
  • more surface area

44
Answer to C2
  • B. smooth surfaces

45
A3
  • What is an example of a simple machine?
  • baseball bats
  • scissors
  • Electric can opener
  • car

46
Answer to A3
  • baseball bats

47
B3
  • What does a mechanical advantage of 4 on a lever
    tell us?
  • It is a class four lever.
  • There are four levers at work.
  • The lever works four times as hard.
  • We can lift four times our weight with the lever.

48
Answer to B3
  • D. We can lift four times our weight with the
    lever.

49
C3
  • What is a simple machine?
  • A device that does work.
  • A machine that does not require electricity.
  • A machine that makes work easier.
  • All of the above.

50
Answer to A3
  • D. All of the above.

51
A4
  • An inclined plane is a
  • flat surface, set at an angle
  • plane that flies in the mountains
  • a math formula
  • a rough surface that lies flat

52
Answer to A4
  • flat surface, set at an angle

53
B4
  • Using a force of 50N a teacher pushed a computer
    cart across to another classroom 10 m away. How
    much work did the teacher do?
  • 500N
  • 50N
  • 50J
  • 500J

54
Answer to B4
  • D. 500J

55
C4
  • Read the information above. The ability of Mrs.
    Mitchells plant to grow upright is a growth
    response called ____.
  • gravitropism
  • chemotropism
  • hydrotropism
  • phototropism

56
Answer to C4
  • gravitropism

57
A5
  • John has one recessive allele for blue eyes (b)
    and one dominant allele for brown eyes (B). Amy
    also has one recessive allele for blue eyes and
    one dominant allele for brown eyes. What
    phenotype is an offspring of John and Amy most
    likely to express?
  • Bb
  • BB
  • Blue eyes
  • Brown eyes

58
Answer to A5
  • D. Brown eyes

59
B5
  • A cook touches a hot stove and quickly moves his
    hand away. What are the two primary body systems
    that work together to produce this response?
  • Integumentary and endocrine systems
  • Muscular and respiratory systems
  • Nervous and muscular systems
  • Skeletal and nervous systems

60
Answer to B5
  • C. Nervous and muscular systems

61
C5
  • How many ships are in a game of battleship?
  • I wouldnt know I sunk them already.
  • 17
  • 500
  • There are boats in Battleship?

62
Answer to C5
  • B. 17
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