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A BCDEFGHIJKLMNOPQRSTUVWXYZ. Item X of mass 1.0 kg was dropped from a height of 20.0 m. What is its ACCELERATION?. 9.8 m/s 2. A B CDEFGHIJKLMNOPQRSTUVWXYZ. Item X of mass 1.0 kg was dropped from a height of 20.0 m. What is its SPEED just before it hits the ground?. 19.8 m/s. - PowerPoint PPT Presentation
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Item X of mass 1.0 kg was dropped from a height of 20.0 m. What is its ACCELERATION?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
9.8 m/s2
Item X of mass 1.0 kg was dropped from a height of 20.0 m. What is its SPEED just before it hits the ground?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
19.8 m/s
Item X of mass 1.0 kg was dropped from a height of 20.0 m. What is its MOMENTUM just before impact?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
19.8 kg m/s
Item X of mass 1.0 kg was dropped from a height of 20.0 m. How much FORCE acts on it upon impact if impact lasts for 2.0 s?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
-9.9 N
Item X of mass 1.0 kg was pushed across level ground. Friction is negligible.What is its WEIGHT?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
9.8 N
Item X of mass 1.0 kg was pushed across level ground. Friction is negligible.How much FORCE is needed to accelerate it at 2.0 m/s2?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
2.0 N
Item X of mass 1.0 kg was pushed across level ground. Friction is negligible.How long does it take to accelerate it from rest to 25 m/s if a = 5.0 m/s2?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
5.0 s
Item X of mass 1.0 kg moving at 4.0 m/s hits Item Y of mass 2.0 kg moving at 2.0 m/s . What is the MOMENTUM of Item X before collision?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
4.0 kg m/s
Item X of mass 1.0 kg moving at 4.0 m/s hits Item Y of mass 2.0 kg moving at 2.0 m/s . What is the MOMENTUM of Item Y before collision?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
4.0 kg m/s
Item X of mass 1.0 kg moving at 4.0 m/s hits Item Y of mass 2.0 kg moving at 2.0 m/s . Velocity of item X after collision is 2.0 m/s . What is the VELOCITY of Item Y?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
3 m/s
Item X of mass 1.0 kg moving at 4.0 m/s hits Item Y of mass 2.0 kg moving at 2.0 m/s . If Item Y is to stop in 5.0 m after collision, at what rate should it ACCELERATE?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
-0.90 m/s2
Item X of mass 1.0 kg is placed on a weighing scale in an elevator. The elevator is at rest. What is the READING on the scale?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
9.8 N
Item X of mass 1.0 kg is placed on a weighing scale in an elevator. The reading changes to 11.8 N. What is the elevator’s ACCELERATION?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
2.0 m/s2
Item X of mass 1.0 kg is placed on a weighing scale in an elevator. The elevator slows down at 2.0 m/s2. What is the reading on the scale?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
7.8 N
Item X of mass 1.0 kg is dropped from a height of 10.0 m. Person A located 5.0 m away is running at a constant rate to catch it. How long does it take Item X to reach the ground?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
1.4 s
Item X of mass 1.0 kg is dropped from a height of 10.0 m. Person A located 5.0 m away is running at a constant rate to catch it. How fast must Person A be moving to catch Item X?
ABCDEFGHIJKLMNOPQRSTUVWXYZ
3.6 m/s
Mass of Item X on Earth and Mass of Item X on the moon.COMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
=
Inertia of Item X on Earth and Inertia of Item X on the moon.COMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
=
Weight of Item X on Earth and Weight of Item X on the moon.COMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
>
Action force and reaction force.COMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
=
Normal force and weight when an object is at rest on the ground.COMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
=
Weight and tension when an object is moving down a rope.COMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
>
Applied force and friction when an object is slowing downCOMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
<
Total momentum before collision and total momentum after collision.COMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
=
Impulse needed to stop an object and impulse needed to bounce it back.COMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
<
Buoyant force and weight of a floating object.COMPARE. Write: >, <, = or cannot be compared.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
>
Branches of physicsSignificant digitsKinematics•Uniform motion•Accelerated motion•FreefallNewton’s Laws of Motion•Forces•Free-body diagramImpulse and MomentumConservation of MomentumPressure, Archimedes’ and Bernoulli’s Principles RED MEANS MORE PROBLEM SOLVING!
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