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Battleship. Battle Ship. A. B. C. A. B. C. 1. 1. 2. 2. 3. 3. 4. 4. 5. 5. Blue Team. Red Team. 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.

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slide2

Battle Ship

A

B

C

A

B

C

1

1

2

2

3

3

4

4

5

5

Blue Team

Red Team

slide3
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.
answer a1
Answer A1

D. The object does not move.

slide5
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
answer b1
Answer B1

D. make work easier

slide7
C1
  • Which rollercoaster track should Andrew choose if he wants the roller coaster car to have the most potential energy?

C

A

D

B

slide9
A2
  • The tendency of an object to resist changes in motion is called:
  • inertia
  • force
  • acceleration
  • work
answer a2
Answer A2
  • inertia
slide11
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.
answer b2
Answer B2

C. The force that occurs when the book rubs against the desk stops the book.

slide13
C2
  • The type of energy that objects in motion possess is called -
  • potential energy
  • kinetic energy
  • electrical energy
  • chemical energy
answer c2
Answer C2

B. Kinetic Energy

slide15
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
answer a3
Answer A3

C. the force of gravity on the object

slide17
B3

At what point would the Speedy Demon roller coaster car have the most kinetic energy?

  • 3
  • 4
  • 5
  • 6
slide19
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
answer c3
Answer C3

B. The truck will accelerate slower

slide21
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
answer a4
Answer A4

D. Newton's 3rd law

slide23
B4

The unit of force is ____.

  • m/s
  • the hertz
  • the joule
  • the Newton
answer b4
Answer B4

D. the Newton

slide25
C4

Every force has a(n) ____ force.

  • reaction
  • long-range
  • opposite
  • accelerating
answer c4
Answer C4

C. opposite

slide27
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
answer a5
Answer A5

D. gravity and your hand

slide29
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.
answer b5
Answer B5

D. The object does not move

slide31
C5

Who invented Battle Ship?

  • Clifford Von Wickler
  • Some old guy
  • That dude off TV
  • A really bored science teacher
answer c5
Answer C5
  • Clifford Von Wickler
slide33
A1

When a car suddenly stops, the objects in the back seat are thrown forward. This is due to:

  • Newton’s 2nd Law of Motion
  • The Law of Gravity
  • Newton’s 3rd Law of Motion
  • Newton’s 1st Law of Motion
answer to a1
Answer to A1

D. Newton’s 1st Law of Motion

slide35
B1

A gunpowder explosion creates hot gases which expand outward allowing a rifle to push forward on a bullet. Consistent with which of Newton’s 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.
answer to b1
Answer to B1

B. 3rd Law

slide37
C1

What are the classes of levers?

  • 1, 2, 3
  • A, B, C
  • 1, 2, 3, 4
  • Long, Short, and Medium Length
answer to c1
Answer to C1

A. 1, 2, 3

slide39
A2

A point on which a lever balances is:

  • pyramid
  • triangle
  • fulcrum
  • point
answer to a2
Answer to A2

C. Fulcrum

slide41
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
answer to b2
Answer to B2
  • a lever and a wedge
slide43
C2

What decreases friction?

  • rough surfaces
  • smooth surfaces
  • more speed
  • more surface area
answer to c2
Answer to C2

B. smooth surfaces

slide45
A3

What is an example of a simple machine?

  • baseball bats
  • scissors
  • Electric can opener
  • car
answer to a3
Answer to A3
  • baseball bats
slide47
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.
answer to b3
Answer to B3

D. We can lift four times our weight with the lever.

slide49
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.
answer to a31
Answer to A3

D. All of the above.

slide51
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
answer to a4
Answer to A4
  • flat surface, set at an angle
slide53
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
slide55
C4

Read the information above. The ability of Mrs. Mitchell’s plant to grow upright is a growth response called ____.

  • gravitropism
  • chemotropism
  • hydrotropism
  • phototropism
answer to c4
Answer to C4
  • gravitropism
slide57
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
answer to a5
Answer to A5

D. Brown eyes

slide59
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
answer to b5
Answer to B5

C. Nervous and muscular systems

slide61
C5

How many ships are in a game of battleship?

  • I wouldn’t know I sunk them already.
  • 17
  • 500
  • There are boats in Battleship?