Transcript Which of these is a scientific hypothesis?

Does the scale read:
1. 100 N,
2. 200 N, or
3. Zero?
Does the scale read:
1. 100 N,
2. 200 N, or
3. Zero?
Arnold Strongman and Suzie Small pull on
opposite ends of a rope in a tug of war. The
greater force exerted on the rope is by
1. Arnold.
2. Suzie.
3. Neither. The force is the same.
Arnold Strongman and Suzie Small pull on
opposite ends of a rope in a tug of war. The
greater force exerted on the rope is by
1. Arnold.
2. Suzie.
3. Neither. The force is the same.
Two identical rubber bands
connect masses A and B to
a string over a frictionless
pulley of negligible mass.
The amount of stretch is
greater in the band that
connects
1. A.
2. B.
3. Both the same.
Two identical rubber bands
connect masses A and B to
a string over a frictionless
pulley of negligible mass.
The amount of stretch is
greater in the band that
connects
1. A.
2. B.
3. Both the same.
Suppose a cannon is propped against
a massive tree to reduce recoil when
it fires. Then the range of the
cannonball will be
1. increased.
2. decreased.
3. unchanged.
Suppose a cannon is propped against
a massive tree to reduce recoil when
it fires. Then the range of the
cannonball will be
1. increased.
2. decreased.
3. unchanged.
Motorboats cross
a river pointing in
the three directions
shown. The boats all
have the same speed
relative to the water,
and all experience
the same water flow.
Which boat takes
the shortest path to
the opposite shore?
1. a
2. b
3. c
Motorboats cross
a river pointing in
the three directions
shown. The boats all
have the same speed
relative to the water,
and all experience
the same water flow.
Which boat takes
the shortest path to
the opposite shore?
1. a
2. b
3. c
Motorboats cross
a river pointing in
the three directions
shown. The boats all
have the same speed
relative to the water,
and all experience
the same water flow.
Which boat reaches
the opposite shore
first?
1. a
2. b
3. c
Motorboats cross
a river pointing in
the three directions
shown. The boats all
have the same speed
relative to the water,
and all experience
the same water flow.
Which boat reaches
the opposite shore
first?
1. a
2. b
3. c
Motorboats cross
a river pointing in
the three directions
shown. The boats all
have the same speed
relative to the water,
and all experience
the same water flow.
Which boat provides
the fastest ride?
1. a
2. b
3. c
Motorboats cross
a river pointing in
the three directions
shown. The boats all
have the same speed
relative to the water,
and all experience
the same water flow.
Which boat provides
the fastest ride?
1. a
2. b
3. c
Nellie Newton hangs motionless by one hand
from a clothesline as shown—which is on the
verge of breaking. Which side of the line is
most likely to break?
1. Left side
2. Right side
3. 50/50 chance
of either side
breaking
Nellie Newton hangs motionless by one hand
from a clothesline as shown—which is on the
verge of breaking. Which side of the line is
most likely to break?
1. Left side
2. Right side
3. 50/50 chance
of either side
breaking
She holds the book
stationary against the
wall as shown. Friction
on the book by the
wall acts
1. upward.
2. downward.
3. can’t say.
She holds the book
stationary against the
wall as shown. Friction
on the book by the
wall acts
1. upward.
2. downward.
3. can’t say.