When objects remain in the same place, it is called...
gravity
friction
balanced force
unbalanced force
3. Multiple Choice
45 seconds
1 pt
When an object has potential energy, it is not moving.
true
false
4. Multiple Choice
45 seconds
1 pt
Speed can be found my calculating...
acceleration/velocity
friction/gravity
momentum/time
distance/time
5. Multiple Choice
1.5 minutes
1 pt
What is the force that causes everything to be pulled down to the Earth?
friction
gravity
balanced
unbalanced
6. Multiple Choice
45 seconds
1 pt
Kinetic energy is when....
energy is stored up in an object
energy is released and the object moves
7. Multiple Choice
45 seconds
1 pt
Force is measured in....
Galileos
Newtons
Di Vincis
Einsteins
8. Multiple Choice
45 seconds
1 pt
An unbalanced force is when objects move in one direction because the force is greater from that direction.
true
false
9. Multiple Choice
45 seconds
1 pt
When an object is getting faster, it is called....
potential energy
kinetic energy
acceleration
deceleration
10. Multiple Choice
45 seconds
1 pt
Inertia is....
for every action, there is an equal and opposite reaction
larger objects take more force to move
an object in motion tends to stay in motion unless acted on by an opposite force
a push that acts in the opposite direction and it slows down.
11. Multiple Choice
45 seconds
1 pt
Friction helps objects to move easier.
true
false
12. Multiple Choice
45 seconds
1 pt
John walks at 5 km in 10 minutes. If John walk s 2.5 km at the same speed, what is the BEST estimate of the time this will take?
5 minutes
10 minutes
15 minutes
20 minutes
13. Multiple Choice
45 seconds
1 pt
Hanna's mom drives north for 2 hours going 70 miles per hour. She then drives west for 3 hours going 50 miles per hour. how many miles has Hanna's mom driven?
200 miles
250 miles
290 miles
14. Multiple Choice
45 seconds
1 pt
A car takes 3 hours to travel180 miles at a constant speed. How fast is the car traveling?
30 mph
50 mph
60 mph
90 mph
15. Multiple Choice
45 seconds
1 pt
A car traveled 420 km in 7 hours. How far did the car travel in three hours?
60 km
180 km
1200 km
3000 km
16. Multiple Choice
45 seconds
1 pt
Mary runs 1500 meters around the school track. What does she need to know in order to find out her speed?
her time from start to finish
the number of steps she took
her heart rate at the finish line
the direction she began running
17. Multiple Choice
45 seconds
1 pt
Sam drove north on the interstate going 70 miles per hour. About how many miles will he drive in 2 hours?
70 miles
140 miles
180 miles
18. Multiple Choice
45 seconds
1 pt
A car is traveling 50 mph. It leaves Boston at 5:00 AM and is traveling to Hartford, which is 100 miles away. Without stops, about what time should the car arrive in Hartford?
6:00 AM
6:50 AM
7:00 AM
7:50 AM
19. Multiple Choice
45 seconds
1 pt
A swimmer is moving at a speed of 2.0 meters/second. How long will it take for the swimmer to go 100 meters?
20 seconds
50 seconds
100 seconds
200 seconds
20. Multiple Choice
45 seconds
1 pt
A news truck traveled 60 miles in one hour on Thursday and 250 miles in four hours on Friday. Which BEST describes the average speed of the truck?