Investigate the relationship between the amount of force applied and the mass of the object to the amount of change in the object’s motion
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Q 1/12
Score 0
Which of the following presents a safety hazard while working in the science laboratory?
30
working alone
following directions
knowing how to use equipment
wearing safety goggles
Q 2/12
Score 0
What is the proper safety response to a trash-can fire in a lab?
30
watch the fire to see if it spreads
throw chemicals on the fire
use the appropriate fire extinguisher
leave the room to seek help
12 questions
Q.
Which of the following presents a safety hazard while working in the science laboratory?
1
30 sec
S8FE-li-33
Q.
What is the proper safety response to a trash-can fire in a lab?
2
30 sec
S8FE-li-33
Q.
The safety equipment shown above is used in situations involving
3
30 sec
S8FE-li-33
Q.
Shannon wanted to see if a solid substance is an acid or a base. In what order should she do the following steps?
4
30 sec
S8MT-IIIa-b-8
Q.
5
30 sec
S8FE-Ig-29
Q.
A very large redwood tree is measured to be about 100 units tall. Which unit is the most appropriate to use?
6
30 sec
Q.
The fine lead used in mechanical pencils has a diameter of about
7
30 sec
Q.
8
30 sec
Q.
Which of these is an accurate conclusion that Alex can make about the batteries he tested?
9
30 sec
S8LT-IVi-22
Q.
10
30 sec
S8FE-Ia-15
Q.
Taylor stirs 2 grams of salt into a cup of water. He then tries to get the salt back by evaporating the
water. In this experiment, the mass of salt recovered would be the same as the initial mass because
