Speed
Force
Motion
Miscellanous
Miscellanous
100
Molly ran a 90 meter race. Her coach measured the time it took her to run 12, 30, and 60 meters, but missed the time for 90 meters. If Molly kept running at the same speed, how long did it take her to run 90 meters? (A) 15 seconds (B) 10 seconds (C) 5 seconds (D) 20 seconds
What is (A) 15 seconds
100
Cassandra's brother tried to destroy the castle by rolling objects down the driveway at it. Cassandra tried to protect her castle by crouching in front of it. As each of he brother's objects rolled down, Cassandra changed its direction of motion so that it missed her castle.The first things they rolled was a light beach ball, heavier soccer, ball, & skateboard. The skateboard had the most mass. Which of these objects did Cassandra likely turn aside using the LEAST amount of force? (A) soccer ball (B) beach ball (C) skateboard (D) They will all take the same amount of force
What is (B) the beach ball
100
A man pushes very hard to move a heavy refrigerator up a steep ramp. It takes energy to move the refrigerator up. What could happen if the man suddenly stopped pushing the refrigerator. (A) The frig would slide or fall down. (B) The frig would stay where it is. (C) The frig would keep going up the ramp. (D) The frig's motion would not change.
What is (A) the refrigerator would slide or fall down.
100
Holly wants to design a test to find out how fast her friend Jill can walk from one end of the playground to the other. Which question would be best for Holly to answer with he design? (A) How fast can Daniel ride to school on his bike? (B) What kind of shoes is Jill wearing? (C) How can i measure Jill's speed? (D) Do dogs walk faster than people?
What is (C) How can I measure Jill's speed?
100
The amount of matter in an object is called? (A) mass (B) friction (C) force (D) motion
What is (A) mass
200
Chris wants to know the average speed of his pet rabbit as it runs across his lawn. Which of the following measurement tools will Chris need to figure this out? I. stopwatch II. meter stick III. spring scale A) I, II, and III (B) I and II only (C) II only (D) I only
What is (B) I and II only
200
Lisa and Jane are going to have a watermelon-rolling contest. Each girl has to push her watermelon 8 meters to the finish line. Lisa's water melon has a mass of 3 kg. Jane's watermelon has a mass of 5 kg. If each girl pushes her melon the same amount of force, which girl will cross the finish line first? (A) both girls will cross at the same time. (B) Not enough information given to tell who will win (C) Lisa's will cross the finish line first. (D) Jane's will cross the finish line first.
What is (C) Lisa's will cross the finish line first.
200
Peter and Janet each have a remote controlled toy car. They want to do an investigation to determine which toy car is faster. How can Peter and Janet best perform their investigation? (A) They can use a stopwatch to measure the time it takes for each car to run out of batteries. (B) They can use a meter stick to measure the distance between the tires of each car. (C) They can use a stopwatch to measure the time that it takes for each car to travel 30 meters. (D) They can use a meter stick to measure the distance that each car travels in 30 meters.
What is (C) they can use a stopwatch to measure the time that it takes for each car to travel 30 meters.
200
Imagine that a person is pulling a wagon carrying a house cat that has a mass of 2 kg,. If the same person uses the same amount of force to pull the same wagon carrying a tiger cub that has a mass 20 kg, which wagon will move faster? (A) The wagons will move at the same speed. (B) The lighter wagon will move faster. (C) There is not enough information to tell. (D) The heavier wagon will move faster.
What is (B) the lighter wagon will move faster.
200
A tool to measure mass is a ______? (A) pan balance scale (B) thermometer (C) rain gauge (D) anenometer
What is a pan balance scale
300
Henry wanted to know how fast his pet turtle could walk. He recorded the position and time as his turtle moved forward. The chart below shows his observations: Tortoise Distance and Time Results Tortoise's Distance from Starting Point (in meters) Elapsed Time (in seconds) 0 (at starting point) 0 1 12 2 24 3 36 4 48 5 (at lettuce) 60 After 48 seconds, how far away from the starting point was the turtle? (A) 4 meters (B) 0 meters (C) 3 meters (D) 2 meters
What is (A) 4 meters
300
An object with a mass of 20 kg will move _____ an object with a mass of 20 g if the same amount of force is placed on the two objects. (A) neither object will move at all (B) the same distance as (C) a greater distance than (D) a smaller distance than
What is (D) a smaller distance than
300
What do we call a change in position relative to a frame of reference. (A) Friction (B) force (C) motion (D) speed
What is (C) motion
300
Tom designed a way to measure speed by timing his friends as they walked a distance of 15 meters. Tom's data is shown in the table. Name Time (in seconds) Adrian 23 Nate 28 Opal 21 Daisy 31 Tony 27 Why did it take Daisy longer than Opal to walk the 15 meters? (A) Daisy walked faster than Opal (B) Opal walked faster than Daisy (C) Opal is shorter than Daisy (D) Daisy is younger than Opal
What is (B) Opal walked faster than Daisy
300
The mass of a person on the moon is different than the mass of a person on Earth? (A) true (B) false
What is (B) false
400
What is the formula for finding speed?
What is speed = total distance traveled / total travel time
400
Gravity is a force that pulls matter toward the center of the Earth. When the ball is let go on the hill, what will it do? (A) it depends on whether gravity is turned on. (B) it depends on which time of the year it is. (C) it will roll uphill due to gravity. (D) it will roll downhill due to gravity.
What is (D) it will roll downhill due to gravity
400
What pulls objects to the center of the Earth? (A) force (B) Gravity (C) friction (D) speed
What is gravity
400
A soccer ball is rolling across the grass. It begins to slow down. Then it stops. What force caused the motion to stop? (A) push (B) gravity (C) friction (D) pull
What is (C) friction
500
What is a force that opposes motion when two objects are touching one another. (A) force (B) gravity (C) motion (D) friction
What is (D) friction
500
What acts on objects to stop its motions? (A) force (B) speed (C) gravity (D) friction
What is (D) friction
500
An apple falling from a tree is an example of? (A) speed (B) friction (C) motion (D) gravity
What is (D) gravity
500
If a graph shows that an object is in motion, then the slope will tell you how fast the object is moving. How do you know how fast its moving??
What is that the steeper the slope, the greater the speed.
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