Understanding Motion and Reference Points

What does it mean if an object changes position relative to a reference point?

• The object is stationary

• The object is in motion

• The object is invisible

• The object is shrinking.

In the context of the text, what is motion?

• A change in position relative to a reference point

• A type of sound

• A color change

• A temperature increase.

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What does the text suggest about the dog's motion relative to the car?

• The dog is moving

• The dog is stationary

• The dog is flying

• The dog is invisible.

What might you use as a reference point if you are in a moving car?

• Another moving car

• A stationary tree

• A flying bird

• A passing cloud

Which of the following is in motion relative to the Earth?

• A) A parked car

• B) A running person

• C) A building

• D) A mountain

Which of the following is an example of relative motion?

• A stationary rock

• A moving train

• A parked bicycle

• A still pond.

Which of the following best describes the concept of relative motion?

• A) Motion is fixed

• B) Motion is absolute

• C) Motion is relative to a reference point

• D) Motion is independent

Which of the following is NOT a force?

• Gravity

• Friction

• Light

• Tension

What is the effect of a force on a stationary object?

• It makes the object disappear

• It can change the object's motion

• It makes the object heavier

• It has no effect.

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What are the two main types of forces?

• A) Contact and Noncontact

• B) Push and Pull

• C) Friction and Gravity

• D) Strong and Weak

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