You would have the largest mass of gold if it weighed 1 N on the Correct answer- Moon
A kilogram is a measure of an object's Correct answer- Mass
Where is your weight greater: on Earth or on the Moon? How about your mass? Correct
answer- Your weight is greater on Earth than on the Moon. Your...
you would have the largest mass of gold if it weighed 1 n on the
a kilogram is a measure of an objectamp39s
where is your weight greater on earth or on the moon how about your mass
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PHY 102 Exam 1
You would have the largest mass of gold if it weighed 1 N on the Correct answer- Moon
A kilogram is a measure of an object's Correct answer- Mass
Where is your weight greater: on Earth or on the Moon? How about your mass? Correct
answer- Your weight is greater on Earth than on the Moon. Your mass is the same in
both locations, or in any location.
An object that has twice as much mass as another object also has twice as much
Correct answer- inertia
measure of how much inertia an object has Correct answer- mass
While a crate rests on a horizontal floor the friction force acting on the crate is Correct
answer- between zero and the weight of the crate.
A stone is dropped off a cliff and is in free fall. Every second that the stone is falling, its
acceleration Correct answer- is constant but its velocity is increasing
How would air resistance affect the travel time? Correct answer- Air resistance would
increase travel time
The speed of a vertically-thrown ball at the top of its path is Correct answer- zero
Science greatly advanced when Galileo favored Correct answer- experiment
What is the acceleration of an object in free fall at Earth's surface? Correct answer- 9.8
m⋅s^2
You're driving in a car at 50 km/h and bump into a car ahead traveling at 48 km/h in the
same direction. The speed of impact is Correct answer- 2 km/h
A bucket of cement is raised by a rope at constant speed at a construction site. The
upward force on the bucket supplied by the rope is Correct answer- equal to the force of
gravity.
While in an airplane flying at 100 km/h you look down from the window and spot another
airplane flying at the same speed in the opposite direction. Relative to you, the speed of
the spotted plane is Correct answer- 200 km/h.
, What did Galileo incorporate in his study of motion that Aristotle overlooked? Correct
answer- the role of time
The gain in speed each second for a freely falling object is about Correct answer- 10
m/s
When a falling object gains 10 m/s each second, its acceleration is Correct answer- 10
m/s^2
An object is at rest. The forces acting on the object _______. Correct answer- are equal
in magnitude
have a vector sum of zero
are opposite in direction
acceleration Correct answer- speed/time
Nellie runs the length of a 100-yard football field in a time of 20 seconds. Her average
running speed is Correct answer- 5 yards/s.
The acceleration of a cart moving down an inclined plane (a ramp) Correct answer-
Constant
The equilibrium rule F = 0 applies to Correct answer- objects or systems at rest.
objects or systems in uniform motion in a straight line.
When you stand at rest on a floor, the number of vertical forces acting on you is Correct
answer- two
On the surface of the Moon where acceleration due to gravity is less, a person's hang
time would be Correct answer- longer
Your weight is Correct answer- the gravitational attraction between you and Earth.
The vertical height attained by a basketball player who achieves a hang time of a full 1 s
is about Correct answer- 1.2 m
Compared with a 1-kg block of solid iron, a 2-kg block of solid iron has twice as much
Correct answer- inertia.
volume.
mass.
When a skydiver of mass 100 kg experiences air resistance of 400 N, her acceleration
is Correct answer- 0.6g
first law Correct answer- inertia
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